{ "url": "https://ecnavi.jp", "auditedAt": "2026-07-22T13:41:17.880Z", "mode": "report", "status": "completed", "statusDetail": "Coverage-complete audit of seven representative public paths. Excluded: authenticated member-only dashboards, survey completion, external advertiser conversion and any real account creation/purchase because they require credentials or consequential user data.", "page": { "appType": "hybrid", "framework": "Next.js plus legacy server-rendered templates and extensive ad-tech", "notes": "Public Japanese rewards/affiliate marketplace. Content archetypes include homepage, offer listing, registration/auth, guide, campaign and recovery state." }, "evidenceUsed": [ "screenshot", "dom", "evaluate-probe", "layout-metrics", "discoverability", "har", "trace", "headers", "cookies", "trackers", "images", "secrets", "lighthouse", "axe-core", "heap-summary", "robots+sitemap" ], "guidanceConsulted": [ "dark-mode", "component-specific-light-dark-theme", "accessibility", "adapt-scrollbar-to-contrast-preferences", "same-document-transitions", "cross-document-transitions", "group-element-transitions", "faster-spa-view-transitions", "scrollytelling", "parallax-scroll-effects", "scroll-entry-exit-effects", "carousel-slide-effects", "physics-based-easing", "individual-transform-properties", "animate-element-entry-exit", "animate-to-from-top-layer", "animate-to-intrinsic-sizes", "dynamic-sibling-animations", "interactive-content-reveal", "pull-to-reveal", "swipe-to-remove", "shrinking-header-on-scroll", "scroll-progress-indicator", "scroll-position-aware-elements", "scroll-snap-realtime-feedback", "scroll-snap-state-sync", "scroll-target-on-load", "soft-edge-content-fade", "scrollability-affordance-hints", "anchor-positioning-tab-underline", "position-aware-tooltips", "interest-triggered-tooltips", "interest-triggered-action-previews", "directional-navigation-transitions", "carousel-snap-highlights", "navigation-drawer", "stack-drill-down", "persistent-app-tours", "persistent-toast-notifications", "light-dismiss-a-dialog", "platform-controls-dismiss-dialog", "declarative-dialog-popover-control", "animated-select-picker", "branded-select-styling", "brand-consistent-forms", "custom-select-picker-layouts", "rich-media-picker", "complex-shapes", "shaped-cutouts", "overflow-clipping-control", "visually-texture-content", "apply-webgl-shaders", "interactive-content-in-3d-scenes", "highlight-text-ranges", "prevent-text-wrapping", "customize-scrollbar-color-and-thickness", "export-html-media-from-canvas", "fluid-scaling", "calculate-with-intrinsic-sizes", "css-layout", "size-aware-styling", "content-based-styling", "child-state-based-styling", "design-token-reactivity", "dynamic-sibling-styling", "form-fields-automatically-fit-contents", "improve-text-layout-and-legibility", "forms", "accessible-error-announcement", "required-field-feedback", "validate-input-after-interaction", "identify-inp-causes", "schedule-tasks-by-priority", "optimize-preload-priority", "improve-next-page-load-performance", "interactions-in-complex-layouts", "performance", "visually-stable-font-fallbacks", "break-up-long-tasks", "identify-heavy-scripts", "optimize-script-priority", "defer-rendering-heavy-content", "defer-work-until-scroll-ends", "optimize-image-priority", "conditional-async-dependencies", "expose-canvas-content-to-browser-features", "move-dom-element-without-losing-state", "precise-text-alignment", "visually-stable-mixed-fonts", "css", "html", "reduce-style-repetition", "security", "privacy", "batch-analytics-events", "full-session-analytics", "calculate-total-foreground-time", "passkeys", "passkey-registration", "passkey-authentication", "passkey-reauthentication", "passkey-conditional-create", "passkey-management", "flicker-free-client-side-ab-testing", "consistent-cross-document-transitions", "stabilize-reactive-state", "resilient-context-menus-and-nested-dropdowns", "persistent-top-layer-ui", "detect-initial-visibility-state", "sequence-distributed-events", "translator", "language-detection", "support-global-calendar-systems", "capture-location-agnostic-data", "format-human-readable-durations", "manage-recurring-intervals", "calculate-event-differentials", "coordinate-global-events", "model-partial-time-concepts", "search-hidden-content", "select-menu-interaction", "style-parent-with-has", "autofill-address-form", "autofill-payment-form", "autofill-sign-in-form", "autofill-sign-up-form", "autofill-highlight-inputs", "deliver-optimized-decorative-images", "resolution-optimized-pseudo-elements", "deprioritize-background-fetches", "efficient-background-processing", "webmcp", "agentic-forms", "agentic-javascript-tools", "language-model", "summarizer" ], "artifacts": [ { "type": "screenshot", "path": "evidence/home-desktop.png", "caption": "Homepage at 1440x1000", "condition": "desktop", "findingIds": [ "F05", "F07", "F25", "F30" ] }, { "type": "screenshot", "path": "evidence/home-mobile.png", "caption": "Homepage at requested 360x800; desktop canvas is scaled", "condition": "viewport: 360x800", "findingIds": [ "F08", "F10", "F18", "F19" ] }, { "type": "screenshot", "path": "evidence/home-dark.png", "caption": "Homepage with dark preference; palette remains light", "condition": "prefers-color-scheme: dark", "findingIds": [ "F01" ] }, { "type": "layout", "path": "evidence/home-layout-mobile.json", "caption": "Mobile layout metrics and CLS", "findingIds": [ "F08", "F19" ] }, { "type": "other", "path": "evidence/platform-probe.json", "caption": "Reduced motion, focus and modern CSS/API probe", "condition": "prefers-reduced-motion: reduce", "findingIds": [ "F01", "F02", "F03", "F04", "F06", "F09", "F10", "F17", "F29" ] }, { "type": "other", "path": "evidence/axe.json", "caption": "axe-core accessibility results", "findingIds": [ "F03", "F15", "F16", "F17" ] }, { "type": "lighthouse", "path": "evidence/lighthouse.json", "caption": "Lighthouse JSON", "findingIds": [ "F11", "F12", "F14", "F20", "F22", "F23", "F26" ] }, { "type": "har", "path": "evidence/home.har", "caption": "Network archive", "findingIds": [ "F13" ] }, { "type": "har-summary", "path": "evidence/home-summary.json", "caption": "Compact HAR summary", "findingIds": [ "F07", "F13", "F14", "F25", "F33", "F34", "F35" ] }, { "type": "trace", "path": "evidence/home-trace.json", "caption": "DevTools performance trace", "findingIds": [] }, { "type": "trace-summary", "path": "evidence/home-trace-summary.json", "caption": "Compact trace summary", "findingIds": [ "F11", "F12" ] }, { "type": "other", "path": "evidence/headers.json", "caption": "Security header audit", "findingIds": [ "F24", "F27" ] }, { "type": "other", "path": "evidence/cookies.json", "caption": "Cookie audit", "findingIds": [ "F24" ] }, { "type": "other", "path": "evidence/trackers.json", "caption": "Tracker origin audit", "findingIds": [ "F25", "F34", "F35" ] }, { "type": "other", "path": "evidence/images.json", "caption": "Image audit", "findingIds": [ "F15", "F21", "F33" ] }, { "type": "discoverability", "path": "evidence/home-discoverability.json", "caption": "Homepage raw/rendered discoverability comparison", "findingIds": [ "F28" ] }, { "type": "screenshot", "path": "evidence/home-discoverability-crawler.png", "caption": "Homepage with JavaScript disabled", "condition": "JavaScript disabled", "findingIds": [ "F28" ] }, { "type": "screenshot", "path": "evidence/home-discoverability-rendered.png", "caption": "Homepage browser rendering", "findingIds": [] }, { "type": "screenshot", "path": "evidence/search-mobile.png", "caption": "Search/listing mobile view", "condition": "viewport: 360x800", "findingIds": [ "F05", "F07", "F09", "F18" ] }, { "type": "screenshot", "path": "evidence/signup-mobile.png", "caption": "Signup mobile view", "condition": "viewport: 360x800", "findingIds": [ "F31" ] }, { "type": "screenshot", "path": "evidence/guide-mobile.png", "caption": "Guide mobile view", "condition": "viewport: 360x800", "findingIds": [ "F05", "F18" ] }, { "type": "screenshot", "path": "evidence/campaign-mobile.png", "caption": "Campaign mobile view", "condition": "viewport: 360x800", "findingIds": [ "F05" ] }, { "type": "other", "path": "evidence/signup-structure.json", "caption": "Signup form/metadata probe", "findingIds": [ "F31", "F32" ] }, { "type": "other", "path": "evidence/login-probe.json", "caption": "Login autofill/passkey probe", "findingIds": [ "F26", "F32" ] }, { "type": "other", "path": "evidence/semantics-probe.json", "caption": "Heading, landmark and script attribute probe", "findingIds": [ "F06", "F15", "F17", "F23" ] }, { "type": "heap", "path": "evidence/heap-baseline.json", "caption": "Baseline heap summary", "findingIds": [ "F36" ] }, { "type": "heap", "path": "evidence/heap-post-scroll.json", "caption": "Heap after ten repeated scroll cycles", "findingIds": [ "F36" ] }, { "type": "screenshot", "path": "evidence/404-mobile.png", "caption": "HTTP 404 recovery state", "condition": "viewport: 360x800", "findingIds": [] }, { "type": "discoverability", "path": "evidence/search-discoverability.json", "caption": "Search raw/rendered discoverability comparison", "findingIds": [] }, { "type": "screenshot", "path": "evidence/search-discoverability-crawler.png", "caption": "Search page with JavaScript disabled", "condition": "JavaScript disabled", "findingIds": [ "F28" ] }, { "type": "discoverability", "path": "evidence/guide-discoverability.json", "caption": "Guide raw/rendered discoverability comparison", "findingIds": [] }, { "type": "screenshot", "path": "evidence/guide-discoverability-crawler.png", "caption": "Guide page with JavaScript disabled", "condition": "JavaScript disabled", "findingIds": [ "F28" ] } ], "config": { "loaded": false }, "coverage": { "catalogVersion": "modern-web-guidance@0.0.172", "catalogChecksum": "sha256:78ccfdb2d483f4c57d9dafed80fd86c6265585a56457c8dcfddc254b80fb44d7", "expected": 58, "recorded": 58, "judged": 58, "blocked": 0, "notRun": 0, "missing": 0, "unknown": 0, "duplicates": 0, "complete": true }, "checkOutcomes": [ { "principleId": "respect-user-preferences", "checkId": "respects-color-scheme", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The dark-condition screenshot is pixel-identical in palette to the light capture; surfaces remain white and the platform probe found no dark-theme rule.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-dark.png", "evidence/platform-probe.json" ], "findingIds": [ "F01" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-reduced-motion", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The reduced-motion probe found 41 running, effectively continuous 1000 ms animations and no prefers-reduced-motion rule.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F02" ] }, { "principleId": "respect-user-preferences", "checkId": "respects-contrast", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The stylesheet probe found no contrast-preference adaptation; axe reported 42 serious color-contrast failures.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/axe.json" ], "findingIds": [ "F03" ] }, { "principleId": "implement-natural-interactions", "checkId": "view-transitions", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The live stylesheet probe found no view-transition declarations on a multi-route Next.js experience.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F04" ] }, { "principleId": "implement-natural-interactions", "checkId": "scroll-driven-animations", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "No scroll-linked parallax, reveal or scrollytelling effect was present; ordinary scrolling does not require a scroll-driven animation.", "reason": "No scroll-linked parallax, reveal or scrollytelling effect was present; ordinary scrolling does not require a scroll-driven animation." }, { "principleId": "implement-natural-interactions", "checkId": "physical-gestures", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Stylesheet probe found native CSS scroll-snap usage and no custom gesture blocker.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ] }, { "principleId": "provide-guided-navigation", "checkId": "scroll-state-aware-chrome", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Mobile and desktop captures show stable, predictable navigation chrome; no broken scroll-driven toggling was observed.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-mobile.png" ] }, { "principleId": "provide-guided-navigation", "checkId": "anchored-positioning", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "No tooltip, anchored popover or edge-positioned menu was present in the representative public paths, so anchor positioning has no applicable target.", "reason": "No tooltip, anchored popover or edge-positioned menu was present in the representative public paths, so anchor positioning has no applicable target." }, { "principleId": "provide-guided-navigation", "checkId": "directs-attention", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Named navigation, signup step indicator and clear section headings preserve orientation across representative pages.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-mobile.png" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "no-intrusive-interruptions", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Desktop, search, guide and campaign screenshots show a centered modal and dimmed page before interaction.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/search-mobile.png", "evidence/guide-mobile.png", "evidence/campaign-mobile.png" ], "findingIds": [ "F05" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "semantic-dismissible-primitives", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "DOM structure found four role=dialog DIVs but zero dialog elements and zero popovers.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/semantics-probe.json" ], "findingIds": [ "F06" ] }, { "principleId": "maximize-content-reduce-noise", "checkId": "reduced-chrome", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The homepage and listing screenshots are dominated by banners, offer tiles and secondary promotion; the HAR records 135 image requests and 275 third-party requests.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/search-mobile.png", "evidence/home-summary.json" ], "findingIds": [ "F07" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "responsive-no-horizontal-scroll", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "At a requested 360px viewport Chrome reports a 1140px layout viewport and 0.3158 visual scale because meta viewport content is empty; text and controls are tiny.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/home-layout-mobile.json" ], "findingIds": [ "F08" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "component-level-responsiveness", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The platform probe found no @container rules, while mobile screenshots show desktop cards merely scaled down.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/search-mobile.png" ], "findingIds": [ "F09" ] }, { "principleId": "adapt-to-the-form-factor", "checkId": "input-modality-aware", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Programmatic focus on the first link computed outline-style none; the scaled 1140px canvas shrinks controls at 360px.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json", "evidence/home-mobile.png" ], "findingIds": [ "F10" ] }, { "principleId": "support-core-task-success", "checkId": "clear-purpose-and-primary-action", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Homepage states the point-earning proposition and prominently exposes free registration; signup clearly requests email.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-mobile.png", "evidence/404-mobile.png" ] }, { "principleId": "support-core-task-success", "checkId": "primary-flow-completion", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "The public acquisition path reaches a focused four-step signup flow without an account wall before registration; first-step form action is present.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-mobile.png", "evidence/404-mobile.png" ] }, { "principleId": "support-core-task-success", "checkId": "clear-system-state-and-recovery", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "The tested nonexistent route returns HTTP 404 and a clear Japanese recovery page linking to EC Navi home.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-mobile.png", "evidence/404-mobile.png" ] }, { "principleId": "be-fast-and-stable", "checkId": "good-core-web-vitals", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse reports performance 47, LCP 10.3s, TBT 470ms and time-to-interactive 46.5s; the trace independently records FCP/LCP 3.55s.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json", "evidence/home-trace-summary.json" ], "findingIds": [ "F11" ] }, { "principleId": "be-fast-and-stable", "checkId": "visual-stability", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Mobile layout observer recorded CLS 0.0016 and Lighthouse CLS was 0.041, both in the good range.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json", "evidence/home-trace-summary.json", "evidence/home-summary.json" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-main-thread", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse measured 470ms TBT and the trace recorded an 86.74ms long task.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json", "evidence/home-trace-summary.json" ], "findingIds": [ "F12" ] }, { "principleId": "be-fast-and-stable", "checkId": "efficient-resource-delivery", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "HAR: 366 requests and 8.09MB transferred, including 5.08MB images and 660KB across 69 font requests; several large assets lack cache headers.", "pathIds": [ "home" ], "artifacts": [ "evidence/home.har", "evidence/home-summary.json" ], "findingIds": [ "F13" ] }, { "principleId": "be-fast-and-stable", "checkId": "trim-unused-and-duplicate-code", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse estimates 752KiB unused JavaScript and 286KiB unused CSS, alongside 47 script requests.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json", "evidence/home-summary.json" ], "findingIds": [ "F14" ] }, { "principleId": "be-inclusive", "checkId": "names-roles-labels", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "axe found one critical unnamed button and three serious unnamed links; the image audit found 37 images without alt text.", "pathIds": [ "home" ], "artifacts": [ "evidence/axe.json", "evidence/images.json", "evidence/semantics-probe.json" ], "findingIds": [ "F15" ] }, { "principleId": "be-inclusive", "checkId": "sufficient-contrast", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "axe reported 42 serious color-contrast failures and 75 additional nodes requiring review.", "pathIds": [ "home" ], "artifacts": [ "evidence/axe.json" ], "findingIds": [ "F16" ] }, { "principleId": "be-inclusive", "checkId": "structure-and-focus", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "axe found 18 region violations; DOM has no main landmark, multiple empty headings, and focused links compute outline-style none.", "pathIds": [ "home" ], "artifacts": [ "evidence/axe.json", "evidence/semantics-probe.json", "evidence/platform-probe.json" ], "findingIds": [ "F17" ] }, { "principleId": "be-inclusive", "checkId": "legible-text", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The 360px screenshots show an entire 1140px-wide desktop composition compressed into the viewport.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-mobile.png", "evidence/search-mobile.png", "evidence/guide-mobile.png" ], "findingIds": [ "F18" ] }, { "principleId": "be-inclusive", "checkId": "zoom-reflow-targets-and-media", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "DOM reports meta viewport content=\"\"; layout resolves to 1140 CSS px at a 360px requested viewport.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-layout-mobile.json", "evidence/home-mobile.png" ], "findingIds": [ "F19" ] }, { "principleId": "follow-best-practices", "checkId": "no-console-errors", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse errors-in-console audit failed with two items.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json" ], "findingIds": [ "F20" ] }, { "principleId": "follow-best-practices", "checkId": "sound-document-and-assets", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The image audit found 41 images without dimensions, 29 oversized images and 52 legacy-format images.", "pathIds": [ "home" ], "artifacts": [ "evidence/images.json" ], "findingIds": [ "F21" ] }, { "principleId": "follow-best-practices", "checkId": "browser-platform-hygiene", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse inspector-issues audit failed with one item, although BFCache and on-load permission audits passed.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json" ], "findingIds": [ "F22" ] }, { "principleId": "be-discoverable", "checkId": "title-and-description", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Homepage, guide, search and signup expose descriptive titles; homepage/signup include descriptive meta text.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/semantics-probe.json" ] }, { "principleId": "be-discoverable", "checkId": "crawlable-and-mobile-friendly", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Lighthouse crawlable-anchors audit failed one item; DOM/axe found multiple unnamed links.", "pathIds": [ "home" ], "artifacts": [ "evidence/lighthouse.json", "evidence/semantics-probe.json" ], "findingIds": [ "F23" ] }, { "principleId": "be-discoverable", "checkId": "canonical-and-indexing-signals", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "robots.txt allows the public site and points to a valid sitemap index; tested pages return 200 and signup exposes canonical.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/semantics-probe.json" ] }, { "principleId": "be-discoverable", "checkId": "structured-and-shareable-metadata", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Homepage probe found two JSON-LD blocks and 12 Open Graph tags alongside visible entity content.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/semantics-probe.json" ] }, { "principleId": "be-private-and-secure", "checkId": "secure-transport-and-headers", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Headers found no CSP, HSTS or nosniff; 16 of 17 observed cookies lacked Secure and many used SameSite=None.", "pathIds": [ "home" ], "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ], "findingIds": [ "F24" ] }, { "principleId": "be-private-and-secure", "checkId": "data-minimisation-and-third-parties", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Trackers observed 70 third-party origins and 21 known tracker domains; HAR attributes 275 requests and 5.49MB to third parties, while the dialog names 210 partners.", "pathIds": [ "home" ], "artifacts": [ "evidence/trackers.json", "evidence/home-summary.json", "evidence/home-desktop.png" ], "findingIds": [ "F25" ] }, { "principleId": "be-private-and-secure", "checkId": "in-context-permissions-and-modern-auth", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Login probe found no passkey/WebAuthn integration; password autocomplete is explicitly off and email has no autocomplete token. Lighthouse confirms no permission prompts on load.", "pathIds": [ "login" ], "artifacts": [ "evidence/login-probe.json", "evidence/lighthouse.json" ], "findingIds": [ "F26" ] }, { "principleId": "be-private-and-secure", "checkId": "defensive-browser-policies", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Headers found no frame protection, Referrer-Policy or Permissions-Policy in addition to no CSP/HSTS.", "pathIds": [ "home" ], "artifacts": [ "evidence/headers.json" ], "findingIds": [ "F27" ] }, { "principleId": "be-resilient", "checkId": "progressive-enhancement", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Discoverability captured a blank crawler screenshot for the homepage and only 33% raw/rendered word coverage; guide and search retain partial content but explicitly require JavaScript for points.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability-crawler.png", "evidence/home-discoverability.json", "evidence/guide-discoverability-crawler.png", "evidence/search-discoverability-crawler.png" ], "findingIds": [ "F28" ] }, { "principleId": "be-resilient", "checkId": "resilient-runtime-behaviour", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Representative mobile captures show menus/content contained without clipped custom overlays; native 404 state remains usable.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/404-mobile.png" ] }, { "principleId": "be-resilient", "checkId": "offline-and-installable", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The platform probe found no web app manifest; no offline fallback was exposed during recon.", "pathIds": [ "home" ], "artifacts": [ "evidence/platform-probe.json" ], "findingIds": [ "F29" ] }, { "principleId": "be-resilient", "checkId": "network-and-http-failure-states", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "A real nonexistent route returns HTTP 404 with concise explanation and a clear home recovery link.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-discoverability.json", "evidence/404-mobile.png" ] }, { "principleId": "be-internationalised", "checkId": "lang-dir-and-logical-properties", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context.", "reason": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context." }, { "principleId": "be-internationalised", "checkId": "locale-aware-data", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context.", "reason": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context." }, { "principleId": "be-internationalised", "checkId": "time-zone-correctness", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context.", "reason": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context." }, { "principleId": "be-trustworthy", "checkId": "no-dark-patterns", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "The first layer offers “Manage options” and a prominent “Consent” button but no equally direct reject action, while blocking the whole page and listing 210 partners.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png" ], "findingIds": [ "F30" ] }, { "principleId": "be-trustworthy", "checkId": "humane-error-handling", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Signup DOM shows the email input is not required and has no aria-invalid state; empty submit triggers navigation rather than local actionable validation.", "pathIds": [ "signup" ], "artifacts": [ "evidence/signup-structure.json", "evidence/signup-mobile.png" ], "findingIds": [ "F31" ] }, { "principleId": "be-trustworthy", "checkId": "trustworthy-input-assistance", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Signup email has no autocomplete token; login email has none and password sets autocomplete=\"off\".", "pathIds": [ "login" ], "artifacts": [ "evidence/signup-structure.json", "evidence/login-probe.json" ], "findingIds": [ "F32" ] }, { "principleId": "be-trustworthy", "checkId": "safe-commercial-and-account-flows", "status": "pass", "confidence": "high", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Registration shows a clear four-step progression and no charge/continuity commitment; no checkout or subscription purchase was in public scope.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-desktop.png", "evidence/signup-structure.json", "evidence/login-probe.json" ] }, { "principleId": "be-sustainable", "checkId": "optimised-assets", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Image audit found 29 oversized, 54 without srcset and 52 legacy-format images; images transfer 5.08MB.", "pathIds": [ "home" ], "artifacts": [ "evidence/images.json", "evidence/home-summary.json" ], "findingIds": [ "F33" ] }, { "principleId": "be-sustainable", "checkId": "no-wasteful-work", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "HAR records 90 fetch/XHR requests, 366 requests overall and 275 third-party requests during an idle load.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "findingIds": [ "F34" ] }, { "principleId": "be-sustainable", "checkId": "third-party-and-media-budget", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Third parties transfer 5.49MB; 70 origins are contacted and 69 font files alone transfer 661KB.", "pathIds": [ "home" ], "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "findingIds": [ "F35" ] }, { "principleId": "be-agent-ready", "checkId": "structured-agent-capabilities", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "Agent-facing/on-device inference capability is emerging and no agent integration intent is declared for this conventional rewards site.", "reason": "Agent-facing/on-device inference capability is emerging and no agent integration intent is declared for this conventional rewards site." }, { "principleId": "be-agent-ready", "checkId": "on-device-inference", "status": "not-applicable", "confidence": "high", "method": "Recon and live DOM/style inspection for an applicable feature surface.", "evidence": "Agent-facing/on-device inference capability is emerging and no agent integration intent is declared for this conventional rewards site.", "reason": "Agent-facing/on-device inference capability is emerging and no agent integration intent is declared for this conventional rewards site." }, { "principleId": "be-memory-efficient", "checkId": "no-leak-under-repeated-interaction", "status": "pass", "confidence": "medium", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "After ten full-page scroll down/up cycles, heap grew 3.6% (77.35MB to 80.14MB) without evidence of unbounded retained growth; confidence is medium because separate loads add noise.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post-scroll.json" ] }, { "principleId": "be-memory-efficient", "checkId": "bounded-footprint", "status": "issues", "confidence": "high", "method": "Direct visual/objective evidence gathered on representative paths; compared with the mapped Modern Web Guidance.", "evidence": "Baseline heap summary contains 1,245,449 nodes and 77.35MB self size for a mostly static listings page; after repeated scrolling it reaches 80.14MB.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post-scroll.json" ], "findingIds": [ "F36" ] }, { "principleId": "be-memory-efficient", "checkId": "no-detached-dom-or-unbounded-listeners", "status": "pass", "confidence": "medium", "method": "Direct representative-path visual, DOM or objective probe mapped to this check.", "evidence": "Neither heap summary lists Detached* constructors among the largest populations, and repeated scrolling caused only modest total growth.", "pathIds": [ "home" ], "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post-scroll.json" ] } ], "principleOutcomes": [ { "principleId": "respect-user-preferences", "expectation": "default", "status": "issues", "findingIds": [ "F01", "F02", "F03" ] }, { "principleId": "implement-natural-interactions", "expectation": "default", "status": "issues", "findingIds": [ "F04" ] }, { "principleId": "provide-guided-navigation", "expectation": "default", "status": "pass" }, { "principleId": "maximize-content-reduce-noise", "expectation": "default", "status": "issues", "findingIds": [ "F05", "F06", "F07" ] }, { "principleId": "adapt-to-the-form-factor", "expectation": "default", "status": "issues", "findingIds": [ "F08", "F09", "F10" ] }, { "principleId": "support-core-task-success", "expectation": "default", "status": "pass" }, { "principleId": "be-fast-and-stable", "expectation": "default", "status": "issues", "findingIds": [ "F11", "F12", "F13", "F14" ] }, { "principleId": "be-inclusive", "expectation": "default", "status": "issues", "findingIds": [ "F15", "F16", "F17", "F18", "F19" ] }, { "principleId": "follow-best-practices", "expectation": "default", "status": "issues", "findingIds": [ "F20", "F21", "F22" ] }, { "principleId": "be-discoverable", "expectation": "default", "status": "issues", "findingIds": [ "F23" ] }, { "principleId": "be-private-and-secure", "expectation": "default", "status": "issues", "findingIds": [ "F24", "F25", "F26", "F27" ] }, { "principleId": "be-resilient", "expectation": "contextual", "status": "issues", "findingIds": [ "F28", "F29" ] }, { "principleId": "be-internationalised", "expectation": "contextual", "status": "not-applicable", "reason": "The audited service is explicitly Japanese, uses lang=ja and presents no multi-locale or time-sensitive public surface; multi-locale data/time handling is outside this run’s declared public context." }, { "principleId": "be-trustworthy", "expectation": "default", "status": "issues", "findingIds": [ "F30", "F31", "F32" ] }, { "principleId": "be-sustainable", "expectation": "contextual", "status": "issues", "findingIds": [ "F33", "F34", "F35" ] }, { "principleId": "be-agent-ready", "expectation": "contextual", "status": "not-applicable", "reason": "Agent-facing/on-device inference capability is emerging and no agent integration intent is declared for this conventional rewards site." }, { "principleId": "be-memory-efficient", "expectation": "default", "status": "issues", "findingIds": [ "F36" ] } ], "paths": [ { "id": "home", "description": "Homepage and primary acquisition surface; desktop/mobile, preferences, privacy, performance, accessibility, network and memory.", "url": "https://ecnavi.jp/", "conditions": [ "1440x1000", "360x800", "prefers-color-scheme: dark", "prefers-reduced-motion: reduce", "keyboard focus", "JavaScript disabled" ], "result": "issues" }, { "id": "search", "description": "Shop and service listing archetype, representing offer discovery and category results.", "url": "https://ecnavi.jp/search/?sort=Newer", "conditions": [ "360x800", "JavaScript disabled" ], "result": "issues" }, { "id": "signup", "description": "Primary registration flow first step, including field semantics and invalid submission behaviour.", "url": "https://ecnavi.jp/signup/", "conditions": [ "360x800", "empty submission" ], "result": "issues" }, { "id": "login", "description": "Authentication form inspected for autofill and phishing-resistant authentication support.", "url": "https://ecnavi.jp/login/", "conditions": [ "DOM/form probe" ], "result": "issues" }, { "id": "guide", "description": "Editorial/help content archetype and no-JavaScript resilience.", "url": "https://ecnavi.jp/guide/", "conditions": [ "360x800", "JavaScript disabled" ], "result": "issues" }, { "id": "campaign", "description": "Promotional campaign/detail archetype.", "url": "https://ecnavi.jp/campaign/anniversary/", "conditions": [ "360x800" ], "result": "issues" }, { "id": "not-found", "description": "Recovery state for a nonexistent URL.", "url": "https://ecnavi.jp/nonexistent-web-uplift-test-404", "conditions": [ "360x800" ], "result": "pass" } ], "findings": [ { "id": "F01", "severity": "medium", "confidence": "high", "principleId": "respect-user-preferences", "principleCheckId": "respects-color-scheme", "guidanceId": "dark-mode", "summary": "The site does not adapt to dark color preference.", "evidence": "The dark-condition screenshot is pixel-identical in palette to the light capture; surfaces remain white and the platform probe found no dark-theme rule.", "suggestedFix": "Declare color-scheme and map surfaces/text through prefers-color-scheme or light-dark().", "artifacts": [ "evidence/home-dark.png", "evidence/platform-probe.json" ], "effort": "small", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F02", "severity": "medium", "confidence": "high", "principleId": "respect-user-preferences", "principleCheckId": "respects-reduced-motion", "guidanceId": "accessibility", "summary": "Animations continue when reduced motion is requested.", "evidence": "The reduced-motion probe found 41 running, effectively continuous 1000 ms animations and no prefers-reduced-motion rule.", "suggestedFix": "Stop non-essential repeating animation inside prefers-reduced-motion: reduce.", "artifacts": [ "evidence/platform-probe.json" ], "effort": "small", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F03", "severity": "medium", "confidence": "high", "principleId": "respect-user-preferences", "principleCheckId": "respects-contrast", "guidanceId": "adapt-scrollbar-to-contrast-preferences", "summary": "Contrast preferences are not handled and ordinary contrast already fails.", "evidence": "The stylesheet probe found no contrast-preference adaptation; axe reported 42 serious color-contrast failures.", "suggestedFix": "Add forced-colors/prefers-contrast adaptations and fix baseline WCAG contrast.", "artifacts": [ "evidence/platform-probe.json", "evidence/axe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F04", "severity": "low", "confidence": "high", "principleId": "implement-natural-interactions", "principleCheckId": "view-transitions", "guidanceId": "same-document-transitions", "summary": "Route and state changes do not use View Transitions.", "evidence": "The live stylesheet probe found no view-transition declarations on a multi-route Next.js experience.", "suggestedFix": "Use same-document or cross-document View Transitions for meaningful route/state changes, with reduced-motion handling.", "artifacts": [ "evidence/platform-probe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F05", "severity": "high", "confidence": "high", "principleId": "maximize-content-reduce-noise", "principleCheckId": "no-intrusive-interruptions", "guidanceId": "light-dismiss-a-dialog", "summary": "A consent interstitial obscures every public content page on load.", "evidence": "Desktop, search, guide and campaign screenshots show a centered modal and dimmed page before interaction.", "suggestedFix": "Use a compact, non-blocking privacy control where lawful; provide equal first-layer accept/reject actions and retain settings access.", "artifacts": [ "evidence/home-desktop.png", "evidence/search-mobile.png", "evidence/guide-mobile.png", "evidence/campaign-mobile.png" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F06", "severity": "medium", "confidence": "high", "principleId": "maximize-content-reduce-noise", "principleCheckId": "semantic-dismissible-primitives", "guidanceId": "declarative-dialog-popover-control", "summary": "The consent modal is custom div chrome rather than a native dialog.", "evidence": "DOM structure found four role=dialog DIVs but zero dialog elements and zero popovers.", "suggestedFix": "Use for modal consent/settings flows with correct focus management and escape/cancel behaviour.", "artifacts": [ "evidence/platform-probe.json", "evidence/semantics-probe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F07", "severity": "high", "confidence": "high", "principleId": "maximize-content-reduce-noise", "principleCheckId": "reduced-chrome", "guidanceId": "reduce visual clutter maximize content", "summary": "Dense advertising and promotional chrome competes with the service content.", "evidence": "The homepage and listing screenshots are dominated by banners, offer tiles and secondary promotion; the HAR records 135 image requests and 275 third-party requests.", "suggestedFix": "Reduce duplicate banners and ad slots, prioritise a smaller set of high-value offers, and defer secondary modules.", "artifacts": [ "evidence/home-desktop.png", "evidence/search-mobile.png", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F08", "severity": "high", "confidence": "high", "principleId": "adapt-to-the-form-factor", "principleCheckId": "responsive-no-horizontal-scroll", "guidanceId": "fluid-scaling", "summary": "Mobile pages render a scaled desktop canvas instead of reflowing.", "evidence": "At a requested 360px viewport Chrome reports a 1140px layout viewport and 0.3158 visual scale because meta viewport content is empty; text and controls are tiny.", "suggestedFix": "Set width=device-width, initial-scale=1 and rebuild fixed-width layouts with intrinsic/fluid sizing.", "artifacts": [ "evidence/home-mobile.png", "evidence/home-layout-mobile.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F09", "severity": "medium", "confidence": "high", "principleId": "adapt-to-the-form-factor", "principleCheckId": "component-level-responsiveness", "guidanceId": "size-aware-styling", "summary": "Components do not adapt to their available container.", "evidence": "The platform probe found no @container rules, while mobile screenshots show desktop cards merely scaled down.", "suggestedFix": "Introduce container-type and size-aware component layouts, retaining viewport queries only for page-level composition.", "artifacts": [ "evidence/platform-probe.json", "evidence/search-mobile.png" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F10", "severity": "high", "confidence": "high", "principleId": "adapt-to-the-form-factor", "principleCheckId": "input-modality-aware", "guidanceId": "touch target size hover fallback pointer input focus-visible", "summary": "Keyboard focus is invisible and mobile targets are visually tiny.", "evidence": "Programmatic focus on the first link computed outline-style none; the scaled 1140px canvas shrinks controls at 360px.", "suggestedFix": "Provide strong :focus-visible styles and minimum 44 CSS px touch targets after correcting viewport/reflow.", "artifacts": [ "evidence/platform-probe.json", "evidence/home-mobile.png" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F11", "severity": "high", "confidence": "high", "principleId": "be-fast-and-stable", "principleCheckId": "good-core-web-vitals", "guidanceId": "performance", "summary": "Load performance is outside the good range.", "evidence": "Lighthouse reports performance 47, LCP 10.3s, TBT 470ms and time-to-interactive 46.5s; the trace independently records FCP/LCP 3.55s.", "suggestedFix": "Prioritise the LCP element, reduce early third-party work, and defer non-critical modules.", "artifacts": [ "evidence/lighthouse.json", "evidence/home-trace-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F12", "severity": "medium", "confidence": "high", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-main-thread", "guidanceId": "break-up-long-tasks", "summary": "Main-thread work delays interactivity.", "evidence": "Lighthouse measured 470ms TBT and the trace recorded an 86.74ms long task.", "suggestedFix": "Break long tasks, conditionally load advertising code, and schedule lower-priority work after interaction readiness.", "artifacts": [ "evidence/lighthouse.json", "evidence/home-trace-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F13", "severity": "high", "confidence": "high", "principleId": "be-fast-and-stable", "principleCheckId": "efficient-resource-delivery", "guidanceId": "optimize-image-priority", "summary": "The initial page load is very heavy and inefficient.", "evidence": "HAR: 366 requests and 8.09MB transferred, including 5.08MB images and 660KB across 69 font requests; several large assets lack cache headers.", "suggestedFix": "Reduce font families, optimise/defer images and ads, and establish useful caching and a short critical chain.", "artifacts": [ "evidence/home.har", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F14", "severity": "medium", "confidence": "high", "principleId": "be-fast-and-stable", "principleCheckId": "trim-unused-and-duplicate-code", "guidanceId": "identify-heavy-scripts", "summary": "Large amounts of shipped code are unused.", "evidence": "Lighthouse estimates 752KiB unused JavaScript and 286KiB unused CSS, alongside 47 script requests.", "suggestedFix": "Use code coverage to remove dead styles/scripts and load page- and consent-specific dependencies conditionally.", "artifacts": [ "evidence/lighthouse.json", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F15", "severity": "high", "confidence": "high", "principleId": "be-inclusive", "principleCheckId": "names-roles-labels", "guidanceId": "accessibility", "summary": "Controls and links lack accessible names.", "evidence": "axe found one critical unnamed button and three serious unnamed links; the image audit found 37 images without alt text.", "suggestedFix": "Give every actionable control a discernible name and provide meaningful alt text or empty alt for decoration.", "artifacts": [ "evidence/axe.json", "evidence/images.json", "evidence/semantics-probe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F16", "severity": "high", "confidence": "high", "principleId": "be-inclusive", "principleCheckId": "sufficient-contrast", "guidanceId": "accessibility", "summary": "Many text elements fail WCAG AA contrast.", "evidence": "axe reported 42 serious color-contrast failures and 75 additional nodes requiring review.", "suggestedFix": "Adjust foreground/background design tokens to meet at least WCAG AA in every state.", "artifacts": [ "evidence/axe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F17", "severity": "medium", "confidence": "high", "principleId": "be-inclusive", "principleCheckId": "structure-and-focus", "guidanceId": "accessibility", "summary": "Landmark, heading and focus structure is incomplete.", "evidence": "axe found 18 region violations; DOM has no main landmark, multiple empty headings, and focused links compute outline-style none.", "suggestedFix": "Add a main landmark, remove empty headings, maintain a logical heading hierarchy and provide visible focus.", "artifacts": [ "evidence/axe.json", "evidence/semantics-probe.json", "evidence/platform-probe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F18", "severity": "high", "confidence": "high", "principleId": "be-inclusive", "principleCheckId": "legible-text", "guidanceId": "improve-text-layout-and-legibility", "summary": "Mobile text is too small because the desktop page is scaled down.", "evidence": "The 360px screenshots show an entire 1140px-wide desktop composition compressed into the viewport.", "suggestedFix": "Reflow at the device width and use fluid, readable type with comfortable line lengths.", "artifacts": [ "evidence/home-mobile.png", "evidence/search-mobile.png", "evidence/guide-mobile.png" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F19", "severity": "high", "confidence": "high", "principleId": "be-inclusive", "principleCheckId": "zoom-reflow-targets-and-media", "guidanceId": "fluid-scaling", "summary": "The empty viewport declaration defeats proper mobile reflow and usable target sizing.", "evidence": "DOM reports meta viewport content=\"\"; layout resolves to 1140 CSS px at a 360px requested viewport.", "suggestedFix": "Use a valid viewport declaration without disabling zoom, then test reflow and target size at 320-400px.", "artifacts": [ "evidence/home-layout-mobile.json", "evidence/home-mobile.png" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F20", "severity": "medium", "confidence": "high", "principleId": "follow-best-practices", "principleCheckId": "no-console-errors", "guidanceId": "avoid console errors uncaught exceptions", "summary": "The page emits browser console errors.", "evidence": "Lighthouse errors-in-console audit failed with two items.", "suggestedFix": "Resolve uncaught/network console errors and keep production logging actionable.", "artifacts": [ "evidence/lighthouse.json" ], "effort": "small", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F21", "severity": "medium", "confidence": "high", "principleId": "follow-best-practices", "principleCheckId": "sound-document-and-assets", "guidanceId": "html", "summary": "Document assets are not consistently well structured.", "evidence": "The image audit found 41 images without dimensions, 29 oversized images and 52 legacy-format images.", "suggestedFix": "Reserve image dimensions, serve responsive sources and migrate suitable raster assets to AVIF/WebP.", "artifacts": [ "evidence/images.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F22", "severity": "low", "confidence": "high", "principleId": "follow-best-practices", "principleCheckId": "browser-platform-hygiene", "guidanceId": "html", "summary": "DevTools reports inspector issues.", "evidence": "Lighthouse inspector-issues audit failed with one item, although BFCache and on-load permission audits passed.", "suggestedFix": "Review the Lighthouse inspector issue and remove the underlying deprecated or malformed platform usage.", "artifacts": [ "evidence/lighthouse.json" ], "effort": "small", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F23", "severity": "medium", "confidence": "high", "principleId": "be-discoverable", "principleCheckId": "crawlable-and-mobile-friendly", "guidanceId": "html", "summary": "Some links are not meaningfully crawlable or named.", "evidence": "Lighthouse crawlable-anchors audit failed one item; DOM/axe found multiple unnamed links.", "suggestedFix": "Use real href anchors with descriptive visible or accessible link text.", "artifacts": [ "evidence/lighthouse.json", "evidence/semantics-probe.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F24", "severity": "high", "confidence": "high", "principleId": "be-private-and-secure", "principleCheckId": "secure-transport-and-headers", "guidanceId": "security", "summary": "Transport is HTTPS, but baseline security headers and cookie flags are missing.", "evidence": "Headers found no CSP, HSTS or nosniff; 16 of 17 observed cookies lacked Secure and many used SameSite=None.", "suggestedFix": "Deploy CSP, HSTS and nosniff; mark HTTPS cookies Secure and choose the strictest workable SameSite policy.", "artifacts": [ "evidence/headers.json", "evidence/cookies.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F25", "severity": "high", "confidence": "high", "principleId": "be-private-and-secure", "principleCheckId": "data-minimisation-and-third-parties", "guidanceId": "privacy", "summary": "The page exposes an exceptionally broad tracking surface before consent.", "evidence": "Trackers observed 70 third-party origins and 21 known tracker domains; HAR attributes 275 requests and 5.49MB to third parties, while the dialog names 210 partners.", "suggestedFix": "Block non-essential partners until consent, reduce the vendor list, and enforce a third-party byte/request budget.", "artifacts": [ "evidence/trackers.json", "evidence/home-summary.json", "evidence/home-desktop.png" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F26", "severity": "medium", "confidence": "high", "principleId": "be-private-and-secure", "principleCheckId": "in-context-permissions-and-modern-auth", "guidanceId": "passkeys", "summary": "Authentication disables password-manager assistance and offers no passkey path.", "evidence": "Login probe found no passkey/WebAuthn integration; password autocomplete is explicitly off and email has no autocomplete token. Lighthouse confirms no permission prompts on load.", "suggestedFix": "Add passkeys/WebAuthn and use username/current-password autocomplete as a fallback.", "artifacts": [ "evidence/login-probe.json", "evidence/lighthouse.json" ], "effort": "large", "pathId": "login", "url": "https://ecnavi.jp/login/" }, { "id": "F27", "severity": "high", "confidence": "high", "principleId": "be-private-and-secure", "principleCheckId": "defensive-browser-policies", "guidanceId": "security", "summary": "Browser-enforced defensive policies are absent.", "evidence": "Headers found no frame protection, Referrer-Policy or Permissions-Policy in addition to no CSP/HSTS.", "suggestedFix": "Set frame-ancestors, Referrer-Policy and a least-privilege Permissions-Policy; consider Trusted Types for XSS-sensitive surfaces.", "artifacts": [ "evidence/headers.json" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F28", "severity": "high", "confidence": "high", "principleId": "be-resilient", "principleCheckId": "progressive-enhancement", "guidanceId": "stabilize-reactive-state", "summary": "Core homepage content disappears without JavaScript.", "evidence": "Discoverability captured a blank crawler screenshot for the homepage and only 33% raw/rendered word coverage; guide and search retain partial content but explicitly require JavaScript for points.", "suggestedFix": "Server-render the meaningful homepage and listing content, keeping JavaScript as enhancement for personalised or transactional features.", "artifacts": [ "evidence/home-discoverability-crawler.png", "evidence/home-discoverability.json", "evidence/guide-discoverability-crawler.png", "evidence/search-discoverability-crawler.png" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F29", "severity": "medium", "confidence": "high", "principleId": "be-resilient", "principleCheckId": "offline-and-installable", "guidanceId": "offline fallback service worker web app manifest installable pwa", "summary": "The app-like rewards service has no install/offline metadata.", "evidence": "The platform probe found no web app manifest; no offline fallback was exposed during recon.", "suggestedFix": "Add a manifest and service-worker offline fallback for browsable guide/listing content and graceful flow errors.", "artifacts": [ "evidence/platform-probe.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F30", "severity": "high", "confidence": "high", "principleId": "be-trustworthy", "principleCheckId": "no-dark-patterns", "guidanceId": "custom-button-actions", "summary": "The consent choice architecture nudges acceptance.", "evidence": "The first layer offers “Manage options” and a prominent “Consent” button but no equally direct reject action, while blocking the whole page and listing 210 partners.", "suggestedFix": "Offer equally prominent accept/reject controls on the first layer in the site language and keep granular settings secondary.", "artifacts": [ "evidence/home-desktop.png" ], "effort": "medium", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F31", "severity": "medium", "confidence": "high", "principleId": "be-trustworthy", "principleCheckId": "humane-error-handling", "guidanceId": "required-field-feedback", "summary": "The registration email field lacks client-side required/error semantics.", "evidence": "Signup DOM shows the email input is not required and has no aria-invalid state; empty submit triggers navigation rather than local actionable validation.", "suggestedFix": "Mark the field required, validate after interaction, focus the error and announce a specific message with aria-describedby/live region.", "artifacts": [ "evidence/signup-structure.json", "evidence/signup-mobile.png" ], "effort": "small", "pathId": "signup", "url": "https://ecnavi.jp/signup/" }, { "id": "F32", "severity": "medium", "confidence": "high", "principleId": "be-trustworthy", "principleCheckId": "trustworthy-input-assistance", "guidanceId": "autofill-sign-in-form", "summary": "Registration and sign-in forms omit or disable autocomplete.", "evidence": "Signup email has no autocomplete token; login email has none and password sets autocomplete=\"off\".", "suggestedFix": "Use email/username, new-password and current-password autocomplete tokens and do not block password managers.", "artifacts": [ "evidence/signup-structure.json", "evidence/login-probe.json" ], "effort": "small", "pathId": "login", "url": "https://ecnavi.jp/login/" }, { "id": "F33", "severity": "high", "confidence": "high", "principleId": "be-sustainable", "principleCheckId": "optimised-assets", "guidanceId": "deliver-optimized-decorative-images", "summary": "Image delivery wastes bandwidth.", "evidence": "Image audit found 29 oversized, 54 without srcset and 52 legacy-format images; images transfer 5.08MB.", "suggestedFix": "Generate responsive AVIF/WebP variants, provide srcset/sizes and reserve dimensions.", "artifacts": [ "evidence/images.json", "evidence/home-summary.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F34", "severity": "high", "confidence": "high", "principleId": "be-sustainable", "principleCheckId": "no-wasteful-work", "guidanceId": "deprioritize-background-fetches", "summary": "Background advertising and analytics work is excessive.", "evidence": "HAR records 90 fetch/XHR requests, 366 requests overall and 275 third-party requests during an idle load.", "suggestedFix": "Gate and batch analytics, defer background auctions and eliminate redundant trackers/fetches.", "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F35", "severity": "high", "confidence": "high", "principleId": "be-sustainable", "principleCheckId": "third-party-and-media-budget", "guidanceId": "efficient-background-processing", "summary": "Third-party resources dominate the page budget.", "evidence": "Third parties transfer 5.49MB; 70 origins are contacted and 69 font files alone transfer 661KB.", "suggestedFix": "Set a third-party budget, consolidate fonts and remove vendors whose user value does not justify their cost.", "artifacts": [ "evidence/home-summary.json", "evidence/trackers.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" }, { "id": "F36", "severity": "medium", "confidence": "high", "principleId": "be-memory-efficient", "principleCheckId": "bounded-footprint", "guidanceId": "bounded memory footprint javascript heap size page weight proportionate allocations", "summary": "The idle page has a disproportionate memory footprint.", "evidence": "Baseline heap summary contains 1,245,449 nodes and 77.35MB self size for a mostly static listings page; after repeated scrolling it reaches 80.14MB.", "suggestedFix": "Reduce third-party scripts, duplicate modules and retained ad objects; profile the largest native/code populations.", "artifacts": [ "evidence/heap-baseline.json", "evidence/heap-post-scroll.json" ], "effort": "large", "pathId": "home", "url": "https://ecnavi.jp/" } ], "taskList": [ { "id": "T1", "title": "Rebuild the mobile viewport and responsive component system", "priority": 1, "findingIds": [ "F08", "F09", "F10", "F18", "F19" ], "guidanceId": "fluid-scaling", "status": "open" }, { "id": "T2", "title": "Cut the third-party, image and font payload", "priority": 2, "findingIds": [ "F07", "F11", "F12", "F13", "F14", "F21", "F25", "F33", "F34", "F35", "F36" ], "guidanceId": "deprioritize-background-fetches", "status": "open" }, { "id": "T3", "title": "Replace the blocking, nudged consent experience", "priority": 3, "findingIds": [ "F05", "F06", "F30" ], "guidanceId": "declarative-dialog-popover-control", "status": "open" }, { "id": "T4", "title": "Deploy browser security headers and secure cookie policy", "priority": 4, "findingIds": [ "F24", "F27" ], "guidanceId": "security", "status": "open" }, { "id": "T5", "title": "Fix accessible names, contrast, landmarks and focus", "priority": 5, "findingIds": [ "F03", "F10", "F15", "F16", "F17" ], "guidanceId": "accessibility", "status": "open" }, { "id": "T6", "title": "Respect dark and reduced-motion preferences", "priority": 6, "findingIds": [ "F01", "F02" ], "guidanceId": "dark-mode", "status": "open" }, { "id": "T7", "title": "Server-render core homepage and listing content", "priority": 7, "findingIds": [ "F23", "F28" ], "guidanceId": "stabilize-reactive-state", "status": "open" }, { "id": "T8", "title": "Improve registration/sign-in validation, autofill and passkeys", "priority": 8, "findingIds": [ "F26", "F31", "F32" ], "guidanceId": "autofill-sign-in-form", "status": "open" }, { "id": "T9", "title": "Resolve production console and inspector issues", "priority": 9, "findingIds": [ "F20", "F22" ], "guidanceId": "html", "status": "open" }, { "id": "T10", "title": "Add app manifest and offline recovery", "priority": 10, "findingIds": [ "F29" ], "guidanceId": "offline fallback service worker web app manifest installable pwa", "status": "open" } ], "budget": { "wallClockSeconds": 3000, "pathCount": 7, "auditPasses": 1 }, "agent": "pi", "runId": "2026-07-22T13-41-17-880Z" }