jaist.ac.jp 67 C
🛡️ SEO 43 🤖 GEO 84 ⚡ Perf 53 🏗️ Arch 79

jaist.ac.jp — Global SEODiff Score 67/100

jaist.ac.jp
📊

At 80/100, the ACRI for jaist.ac.jp indicates strong fundamentals in AI extractability, surpassing the majority of indexed sites. The low ghost ratio (5%) confirms that what crawlers see matches what users see — a hallmark of strong SSR implementation. With a 2.6× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. The complete absence of JSON-LD schema is a missed opportunity: even basic Organization markup would improve how AI crawlers understand this domain. The site maintains an open-door policy for AI crawlers — GPTBot, ClaudeBot, and other major agents are all allowed.

67
C — Global SEODiff Score
Comprehensive search visibility assessment
Strong foundations, but Traditional SEO (43) is your bottleneck.
🎯 Top Fix: Add Organization + WebSite JSON-LD → +5–8 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 20, 2026 · 📋 API
📈 ACRI Trend 6 snapshots
Feb 23 Mar 20
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than jaist.ac.jp?
Run the same 40-signal audit on your own domain — free, instant results.
Scan Your Site Free →
🧮 Score Transparency — How is this calculated?
🛡️ Traditional SEO (25% weight)43 × 0.25 = 10.8
🤖 AI Readiness / GEO (40% weight)84 × 0.40 = 33.6
⚡ Performance (20% weight)53 × 0.20 = 10.6
🏗️ Architecture & Trust (15% weight)79 × 0.15 = 11.8
Weighted sum = 10.8 + 33.6 + 10.6 + 11.8
Global SEODiff Score = 67 (C)
📊 ACRI Sub-Scores (AI Readiness Detail)
100
Bot Access
avg 92
99
Rendering
avg 93
100
Structure
avg 35
0
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 5%
Rank #48909
Aligned
Gap
AI (ACRI)
Top 6%
Score 80/100

jaist.ac.jp has balanced Google and AI visibility — both rank roughly in the same tier. ACRI measures technical crawler readiness. Read the methodology →

Why jaist.ac.jp ranks here

Tech stackCustom / Proprietary
Industry
RenderingSSR
Schema coverage0 blocks
Token bloat2.6×

Fastest improvements

  • Add basic Organization and WebSite JSON-LD to fix “0 schema blocks” (see Schema Coverage).
  • Create an llms.txt file 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 →
🧪

JavaScript Rendering Check

We check what AI crawlers miss when they skip JavaScript execution.

Running headless browser to simulate AI extraction…
🛡️

Traditional SEO

43/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

45 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

240 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 9
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✗ Canonical tag present
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → ja
  • ➖ Hreflang tags — N/A (single language site)
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — JAIST 北陸先端科学技術大学院大学
  • ✓ og:description — 北陸先端科学技術大学院大学 JAISTの公式サイトです。大学案内、入試情報、教育、研究活動、就職、国際交流のほか、研究室、センター、施設などの大学院情報をご覧頂けます。
  • ✓ og:image — preview
  • ✗ twitter:card
📐 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

84/100 40 % of Global Score 🟢 High Confidence

This pillar aggregates citation share, hallucination risk, bot access, schema health, and content extractability. The individual diagnostic sections below contribute to this score.

🚨

Hallucination Risk

Research

Is AI lying about your brand? This panel measures how likely LLMs are to hallucinate facts when extracting information from your page.

Analyzing hallucination risk…

🤖 Bot Access Matrix

GPTBot (OpenAI)
Allowed
ClaudeBot (Anthropic)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed

👻 Rendering (Ghost Ratio) Docs

Ghost Ratio 5%
0% — Safe 50% 100% — Risk
Status Server-Side Rendered (Safe)
Rendering Type SSR

📊 Structure & Information Density Docs

Structure Grade 100/100 — Excellent
Structured Elements 191 elements (191 lists, 0 rows, 0 headers)
Total Words389
Raw Density49.1%

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks0 — No JSON-LD detected

Schema Coverage Map

0/7 schema types detected
❌ Organization
❌ Product/Service
❌ Breadcrumb
❌ FAQ
❌ Article
❌ WebSite
💡Organization schema missing. AI models cannot identify your brand entity. Without it, your brand won't appear in Knowledge Panels or be associated with your content.
💡Product / Service schema missing. AI models don't know this is a SaaS product. Add Product or SoftwareApplication schema so AI understands what you offer and can surface pricing/features.
💡BreadcrumbList schema missing. AI cannot understand your site hierarchy or how pages relate to each other.
💡FAQ schema missing. Adding FAQPage schema lets AI models directly extract Q&A pairs for Featured Snippets and chatbot answers.
💡WebSite schema missing. Add WebSite + SearchAction so Google can generate a Sitelinks Search Box for your brand in AI results.

📐 AI Efficiency Metrics Docs

75
AI Extractability
Low
Crawl Cost
None
Blocklist Risk
Extractability75/100 — AI models can easily extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskNone — 0 of 5 AI crawlers blocked

Token Bloat Research

38%
🗑️ 62%
Useful Content (24.9 KB)Bloat (39.9 KB)
Token Bloat Ratio2.6× — Lean

Multimodal Readiness

Visual Context73% Optimized for Vision
Image Alt Coverage33 / 45 images have alt text

TDM Rights

TDM-Reservation HeaderNot set
X-Robots-Tag: noaiNot set

🔥 Structural Entropy Check Research

60 Entropy
Fair Token Bloat: Medium
Noise Ratio: 61.5% · SNR: 0.62 · Signal: 6386 / Noise: 10220 tokens

🔬 AI-Crawler Simulation

See your website the way AI crawlers do. CSS stripped, structure labeled, content chunked.

🌐
This is what humans see — styled, branded, visual.
Toggle to "AI Agent View" to see what GPTBot, ClaudeBot, and other AI crawlers actually extract from this page.
🤖

AI Answer Preview

NEW

See how AI models summarize your site. Left: your actual content. Right: what the LLM extracts and says about you.

Simulating AI extraction…
🧠

The LLM Interpretation

AI-VERIFIED

SEODiff AI analyzed the extracted content of jaist.ac.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.

Core Offering
This website provides comprehensive information about JAIST (North Japan Science and Technology University), including university news, faculty profiles, academic programs, research initiatives, and campus resources.
Target Audience
Students, prospective students, faculty, staff, alumni, and the general public interested in JAIST.
Pricing Model
⚠ SEMANTIC VOID
🏆 Competitive Moat
Extensive university information and resources, providing a centralized hub for all relevant university data.
📊 Content Depth
6/10
⚡ Key Pain Points
• Limited SEO signals indicating a lack of structured data and targeted content optimization.
Analyzed by SEODiff AI · 2026-03-02

🔧 Tech Stack

AI-Readiness Score50/100
ServerApache
CDN
HTTP Status200
Load Time1952 ms
Raw HTML Size64.9 KB
Visible Text Size24.9 KB

Performance & Speed

53/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

1952 ms
Slow — bots may time out or deprioritise

Google considers <200 ms "good". AI crawlers may have even shorter timeouts.

📦 Page Weight

877
DOM nodes
65 KB
HTML payload
Lean page — fast for bots and users

🗄️ Cache & CDN

  • ✗ Cache-Control header
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

1
tracker scripts
1
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
googletagmanager.com
📐 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

79/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → https://www.jaist.ac.jp/whatsnew/sitemap.xml
  • ✓ Googlebot allowed
  • ✓ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

239
internal links
6
external links
Good internal linking — helps crawlers discover content

🔒 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.

🏅 AI-Verified Trust Badge

Your site scores 67/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for jaist.ac.jp
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/jaist.ac.jp" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=jaist.ac.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.

� Deep Crawl Analysis 79 pages · Deep-10

Homepage ACRI
67
Single-page score
-32
Severe hidden bloat
Δ delta
Site-Wide ACRI
36
Avg across 79 pages · Range 0–57
🔍
Hidden Bloat Detected

Homepage scores 67, but internal pages average only 36 — a -32-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Topical Cohesion
26%
Topical Drift
TF-IDF cosine similarity
Total Words
6501
Avg Bloat
106.4×
Page Type ACRI Token Bloat Words Status
https://www.jaist.ac.jp/whatsnew/award/2026/01/21-1.html
学生のWIANGNAKさんがISWC 2025においてBest Poster Awardを受賞 | JAIST 北陸先端科学技術大学院大学
other 57 14.4× 426
https://www.jaist.ac.jp/whatsnew/award/2025/12/09-1.html
学生のSUMALDEさんがPVSEC-36においてBest Oral Presentation Awardを受賞 | JAIST 北陸先端科学技術大学院大学
other 57 14.1× 434
https://www.jaist.ac.jp/whatsnew/press/2026/02/19-1.html
室温で高感度センシングを実現 新規「ベルト状VO<sub>2</sub>(B)単結晶」ガスセンサー材料を創製 ─実験と理論計算でVO<sub>2</sub>(B)の高度機能性の本質を解明─ | JAIST 北陸先端科学技術大学院大学
pricing 52 22.1× 467 💰 Pricing
https://www.jaist.ac.jp/whatsnew/press/2025/12/15-1.html
両生類・爬虫類の腸内細菌から画期的ながん治療細菌を発見! | JAIST 北陸先端科学技術大学院大学
pricing 52 36.2× 212 💰 Pricing
https://jaist.ac.jp/about
大学案内 | JAIST 北陸先端科学技術大学院大学
pricing 42 53.2× 176 💰 Pricing
https://www.jaist.ac.jp/whatsnew/event/2026/01/13-1.html
令和7年度 第4回 超越バイオメディカルDX研究拠点 ネオ・エクセレントコアセミナー | JAIST 北陸先端科学技術大学院大学
pricing 42 117.4× 87 💰 Pricing
https://www.jaist.ac.jp/whatsnew/info/
お知らせ | JAIST 北陸先端科学技術大学院大学
other 42 65.1× 108
https://www.jaist.ac.jp/whatsnew/
ニュース・イベント | JAIST 北陸先端科学技術大学院大学
other 42 64.7× 111
https://www.jaist.ac.jp/whatsnew/info/2026/02/20-2.html
第1回北陸学生・院生リーグを開催しました | JAIST 北陸先端科学技術大学院大学
other 42 115.9× 53
https://www.jaist.ac.jp/whatsnew/event/2026/01/09-1.html
文部科学省マテリアル先端リサーチインフラ(ARIM)第4回公開講座「固体核磁気共鳴分析の原理と応用」 | JAIST 北陸先端科学技術大学院大学
pricing 42 118.6× 87 💰 Pricing
https://www.jaist.ac.jp/whatsnew/event/
イベント | JAIST 北陸先端科学技術大学院大学
other 42 43.9× 196
https://www.jaist.ac.jp/whatsnew/press/
プレスリリース | JAIST 北陸先端科学技術大学院大学
other 42 57.3× 132
https://www.jaist.ac.jp/whatsnew/award/
受賞 | JAIST 北陸先端科学技術大学院大学
other 42 55.3× 128
https://www.jaist.ac.jp/whatsnew/award/2026/02/27-1.html
物質化学フロンティア研究領域の都教授がピッチコンテスト「Changing Tomorrow」において優勝 | JAIST 北陸先端科学技術大学院大学
other 42 106.6× 56
https://www.jaist.ac.jp/whatsnew/event/2026/02/27-1.html
国公立大生のための合同企業説明会 | JAIST 北陸先端科学技術大学院大学
pricing 42 186.9× 54 💰 Pricing
https://www.jaist.ac.jp/whatsnew/award/2026/02/25-1.html
修了生の雨宮さんが情報処理学会第202回DPS・第108回CSEC合同研究発表会においてCSEC優秀学生研究賞を受賞 | JAIST 北陸先端科学技術大学院大学
other 42 105.4× 56
https://www.jaist.ac.jp/whatsnew/info/2026/02/20-1.html
共創インテリジェンス研究領域のダム教授らの論文がDigital Discovery誌のResearchGateプラットフォームにおいてEditor Pickに選出 | JAIST 北陸先端科学技術大学院大学
other 42 62.7× 93
https://www.jaist.ac.jp/whatsnew/press/2026/02/17-1.html
オール北陸で示す日本の未来社会に向けた地方創生モデル 北陸未来共創フォーラム 令和7年度成果報告会を開催 | JAIST 北陸先端科学技術大学院大学
pricing 42 93.7× 68 💰 Pricing
https://www.jaist.ac.jp/whatsnew/award/2026/02/17-1.html
学生の安田さんが研究・イノベーション学会第40回年次学術大会においてスチューデントアワードを受賞 | JAIST 北陸先端科学技術大学院大学
other 42 73.8× 88
https://www.jaist.ac.jp/whatsnew/press/2026/02/13-2.html
科学的発見を加速するAI活用フレームワークを開発 ~データとAIが抽出した分野横断的知識を統合し、未知の高エントロピー合金の予測を可能に~ | JAIST 北陸先端科学技術大学院大学
pricing 42 43.5× 195 💰 Pricing
Showing 20 of 79 pages. Unlock full subpage table →
📂
Health by Sub-Directory
Average ACRI and top issues aggregated by URL path prefix
Path Pages Avg ACRI Ghost % Bloat Top Issue
/whatsnew/ 70 40 0% 119.4× High JS Bloat
/faq/ 1 0 0% 0.0× Low AI Readiness
/products/ 1 0 0% 0.0× Low AI Readiness
/features/ 1 0 0% 0.0× Low AI Readiness
/case-studies/ 1 0 0% 0.0× Low AI Readiness
/integrations/ 1 0 0% 0.0× Low AI Readiness
/about/ 1 42 0% 53.2× High JS Bloat
/pricing/ 1 0 0% 0.0× Low AI Readiness
/blog/ 1 0 0% 0.0× Low AI Readiness
/docs/ 1 0 0% 0.0× Low AI Readiness
🔗
Outbound External Citations
0 unique external domains cited across 79 pages
facebook.com ×71
youtube.com ×71
fp.jaist.ac.jp ×37
forms.gle ×4
doi.org ×4
nature.com ×2
awpp2025.com ×2
forms.office.com ×2
🔄 Re-Crawl & Update 📡 Track this Domain

Scores update automatically each month. Create a free account for on-demand re-crawls (3/month free).

🔌 API Access

Pull this data programmatically. All sub-page metrics are available via our public API.

curl https://seodiff.io/api/v1/deep10/domain/jaist.ac.jp

Get your free API key — 100 requests/month included.

🔗 Similar Sites

Domains with a similar tech stack, industry, and AI readiness profile to jaist.ac.jp. Compare side-by-side.

Domain ACRI AI Score Tech Stack Token Bloat Schema
jaist.ac.jp (this site) 67 80 Custom / Proprietary 2.6× 0
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📊 Semantic Share of Voice

How often would an AI cite jaist.ac.jp when users ask about topics in this domain's niche? We run entity queries through our 188k-page search index and measure citation probability.

Analyzing citation landscape…

🩹

Remediation Patches

COPY-PASTE

Auto-generated code fixes tailored to jaist.ac.jp. Copy and paste these into your codebase to improve AI visibility. These patches are mathematically proven to increase extraction accuracy →

Add Organization JSON-LD
High Impact ⏱ 5 min
AI models cannot identify your brand entity without Organization schema. This is the #1 fix for AI visibility.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "Organization",
  "name": "Ac",
  "url": "https://jaist.ac.jp",
  "logo": "https://www.jaist.ac.jp/common/images/favicon.ico",
  "sameAs": []
}
</script>
Add WebSite + SearchAction JSON-LD
High Impact ⏱ 5 min
Enables the Sitelinks Search Box in Google and allows AI to understand your site structure.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "WebSite",
  "name": "Ac",
  "url": "https://jaist.ac.jp",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://jaist.ac.jp/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</script>
Add FAQ Schema
Medium Impact ⏱ 10 min
FAQ schema lets AI models directly extract Q&A pairs. This is the easiest way to get featured in AI responses.
html
<script type="application/ld+json">
{
  "@context": "https://schema.org",
  "@type": "FAQPage",
  "mainEntity": [
    {
      "@type": "Question",
      "name": "What is Ac?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Ac does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Ac work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Ac."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

If you apply the patches above, here's the estimated improvement for jaist.ac.jp:

Current Score
80
Projected Score
93
Improvement
+13 pts
Add Organization schema +6 pts
Add WebSite schema +4 pts
Add FAQ schema +3 pts

*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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🧭 Self-Diffing (Private Layer)

For owned domains, combine this world snapshot with private drift + regression history.
Template Drift
Track in My Site
Drift → Traffic Impact
In development coming soon
Regression Incidents
Track in My Site
Internal Linking
Deep Audit graph
Semantic Structure
GEO view in Deep Audit
Content Quality
Thin/duplicate tracking

🕒 History

Score over timeAvailable in My Site history
Drift eventsTemplate timeline + incidents
Drift → Revenue AttributionComing soon
Schema/rendering/extractability changesTracked per scan in project history
🔍 Found indexing issues?
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