seiban.co.jp has earned a 97/100 ACRI — a tier-1 result that puts it ahead of 99% of sites in the SEODiff Radar. Compared to other infrastructure sites (avg score: 57), seiban.co.jp performs above the benchmark, suggesting strong competitive positioning in AI search. Content is delivered server-side, meaning bots and AI agents can parse the full page without executing JavaScript. With a 3.1× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. The presence of 12 structured data blocks ensures search engines and AI agents can accurately classify and extract entities from the page. All major AI bot user-agents (GPTBot, ClaudeBot, CCBot, Google-Extended) are permitted by robots.txt, ensuring broad AI crawler access.
🧮 Score Transparency — How is this calculated?
📊 ACRI Sub-Scores (AI Readiness Detail)
seiban.co.jp ranks much higher on Google (Tranco Top 50%+) than in AI search (Top 1%). This is the 'Invisible Giant' pattern — implement the patches above to close the AI gap. ACRI measures technical crawler readiness. Read the methodology →
Why seiban.co.jp ranks here
Fastest improvements
- You’re already in decent shape — the next moat is monitoring drift over time.
- Create an
llms.txtfile so AI crawlers can discover your content structure without heavy crawling. Generate llms.txt → - Run a full entropy audit to find which DOM regions waste the most tokens. Run Entropy Audit →
Traditional SEO
63/100 25 % of Global Score 🟢 High Confidence📝 Title Tag
Optimal range: 30–60 characters for SERP display.
📋 Meta Description
Optimal range: 120–160 characters for snippet control.
🔤 Heading Hierarchy
- ✓ Exactly 1 <h1> tag — found 1
- ✓ Has <h2> headings — found 79
- ✓ <h2> not before <h1>
🔍 Indexability
- ✓ Canonical tag present →
https://www.seiban.co.jp/ - ✓ No noindex directive
- ✓ Meta viewport set
- ✓ HTML lang attribute →
ja - ✗ Hreflang tags
- ✓ Googlebot allowed by robots.txt
🌐 Social / OpenGraph
- ✓ og:title — ランドセル【天使のはね】セイバン公式通販｜2027年度
- ✓ og:description — 女の子にも男の子にも選ばれてNO１。セイバン天使のはねランドセル公式ブランドサイトです。豊富なカラーやデザインで子どもたちの自分らしいランドセル選びを応援。「やわらかくって軽く背負える」充実の機能のランドセルです。
- ✓ og:image — preview
- ✓ twitter:card — summary_large_image
📐 How the SEO Pillar score is calculated
SEO Pillar = Title (20 pts) + Meta Desc (20 pts) + Heading Hierarchy (20 pts) + Indexability (20 pts) + Social/OG (20 pts)
Each sub-score is derived from the checks above. Canonical tag, lang attribute, og:image, and a single H1 are the highest-impact items.
AI Readiness / GEO
92/100 40 % of Global Score 🟢 High ConfidenceThis pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.
Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.
🤖 Bot Access Matrix
👻 Rendering (Ghost Ratio) Docs
📊 Structure & Information Density Docs
🏷️ Schema Health Docs
Schema Coverage Map
📐 AI Efficiency Metrics Docs
Token Bloat Research
Multimodal Readiness
TDM Rights
🔥 Structural Entropy Check Research
🔬 AI-Crawler Simulation
See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
AI Answer Preview
NEWSee how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.
The LLM Interpretation
AI-VERIFIEDA local LLM (mlx-community/Qwen2.5-7B-Instruct-4bit) analyzed the extracted content of seiban.co.jp and produced this structured business intelligence. Fields marked SEMANTIC VOID indicate information the AI could not find — a critical gap in your site’s machine-readability.
🔧 Tech Stack
Performance & Speed
16/100 20 % of Global Score 🟢 High Confidence⏱️ Time to First Byte
Google considers <200 ms "good". AI crawlers may have even shorter timeouts.
📦 Page Weight
DOM nodes
HTML payload
🗄️ Cache & CDN
- ✗ Cache-Control header
- ✓ CDN cache status →
DYNAMIC - ✓ CDN detected → cloudflare
🔬 Tracker Tax
tracker scripts
third-party domains
token overhead
📐 How the Performance Pillar score is calculated
Perf Pillar = TTFB (35 pts) + Page Weight (25 pts) + Cache/CDN (20 pts) + Tracker Tax (20 pts)
TTFB <200 ms = full marks. DOM >3000 or payload >300 KB incurs heavy penalties. Tracker scripts beyond 5 reduce score.
Architecture & Trust
80/100 15 % of Global Score 🟢 High Confidence🗺️ Sitemap & Robots
- ✗ Sitemap declared in robots.txt
- ✓ Googlebot allowed
- ✓ GPTBot allowed
- ✓ ClaudeBot allowed
🔗 Linking
internal links
external links
🔒 Security & Trust
- ✓ HSTS header (Strict-Transport-Security)
- ✓ Content-Security-Policy header
- ✓ HTTP status 200 OK (got 200)
♿ Accessibility Signals
- ✓ HTML lang attribute → ja
- ✓ Meta viewport for mobile
- ✓ Single H1 for screen readers
📐 How the Architecture Pillar score is calculated
Arch Pillar = Sitemap & Robots (30 pts) + Linking (25 pts) + Security (25 pts) + Accessibility (20 pts)
Having a valid sitemap, allowing AI bots, HSTS, and a good internal link count are the highest-impact items.
🏆 You Are AI-Verified — Claim Your Badge
Your site scores 86/100 on the AI-Crawler Reality Index. Embed this trust badge on your site — every click sends visitors to your verified report and builds backlinks to your domain.
<a href="https://seodiff.io/radar/domains/seiban.co.jp" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=seiban.co.jp" alt="AI-Verified by SEODiff" width="280" height="52"></a>
💡 Paste in your site footer, GitHub README, or email signature. Badge updates automatically as your score changes.
How it works: The badge queries your ACRI score daily. If your score drops below 80 or your site hasn't been scanned in 30 days, the badge changes to "Pending Audit" (yellow) — prompting you to fix issues and rescan. Learn about ACRI methodology →
🔗 Similar infrastructure Sites
Domains with a similar tech stack, industry, and AI readiness profile to seiban.co.jp. Compare side-by-side.
| Domain | ACRI | AI Score | Tech Stack | Token Bloat | Schema | |
|---|---|---|---|---|---|---|
| seiban.co.jp (this site) | 86 | 97 | Shopify | 3.1× | 12 | — |
| sabellecosmetics.com | 81 | 92 | Shopify | 3.2× | 12 | Compare → |
| goblingaming.co.uk | 83 | 97 | Shopify | 4.9× | 13 | Compare → |
| footsmart.com | 79 | 91 | Shopify | 5.5× | 10 | Compare → |
| kidsatelier.com | 85 | 89 | Shopify | 2.8× | 3 | Compare → |
| decathlon.ae | 85 | 89 | Shopify | 2.6× | 4 | Compare → |
Remediation Patches
COPY-PASTEAuto-generated code fixes tailored to seiban.co.jp. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →
<script type="application/ld+json">
{
"@context": "https://schema.org",
"@type": "FAQPage",
"mainEntity": [
{
"@type": "Question",
"name": "What is Co?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Add your answer here — describe what Co does in 1-2 sentences."
}
},
{
"@type": "Question",
"name": "How does Co work?",
"acceptedAnswer": {
"@type": "Answer",
"text": "Explain the key features and how users interact with Co."
}
}
]
}
</script>
Projected Impact
ROI EST.If you apply the patches above, here's the estimated improvement for seiban.co.jp:
*Estimates based on SEODiff's scoring model. Actual results depend on implementation quality.
📋 Data Export
Download scores and metadata for audits, client reports, or CI/CD pipelines. Exports contain computed metrics only (no copyrighted content).
All data is generated automatically and updated with each crawl. JSON exports contain scores and metadata only (no copyrighted content).
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