saga-s.co.jp 45 D
🛡️ SEO 54 🤖 GEO 73 ⚡ Perf 40 🏗️ Arch 87

saga-s.co.jp — Global SEODiff Score 45/100

saga-s.co.jp
📊

saga-s.co.jp struggles with AI visibility, recording a critical ACRI of 15/100 — AI crawlers face significant hurdles extracting its content. Within the infrastructure vertical, this places saga-s.co.jp below the industry average of 57 —, indicating room for competitive improvement. The low ghost ratio (5%) confirms that what crawlers see matches what users see — a hallmark of strong SSR implementation. A 5.4× bloat ratio is typical for sites in this tech tier — not wasteful, but streamlining could further boost extractability. Only 1 schema block is present — adding Organization, WebSite, and Breadcrumb schemas would significantly improve structured data coverage. All major AI crawlers (GPTBot, ClaudeBot, CCBot, Google-Extended) are restricted by robots.txt — the site has limited accessibility to AI search.

45
D — Global SEODiff Score
Comprehensive search visibility assessment
Below average — Performance (40) has the most room for improvement.
🎯 Top Fix: Allow GPTBot + ClaudeBot in robots.txt → lift the score cap
🔬 Automated SEODiff Assessment · Snapshot: Feb 26, 2026 · 📋 API
Does your site score higher than saga-s.co.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)54 × 0.25 = 13.5
🤖 AI Readiness / GEO (40% weight)73 × 0.40 = 29.2
⚡ Performance (20% weight)40 × 0.20 = 8.0
🏗️ Architecture & Trust (15% weight)87 × 0.15 = 13.0
Weighted sum = 13.5 + 29.2 + 8.0 + 13.0
⚠️ Fatal multiplier: All major AI bots blocked → ×0.5
Global SEODiff Score = 45 (D)
🚫
Gatekeeper Rule: Score cannot exceed 15. Both GPTBot and ClaudeBot are blocked in robots.txt. No major AI assistant can cite this site. Allow at least one major AI crawler to lift the cap. See Bot Access →
📊 ACRI Sub-Scores (AI Readiness Detail)
20
Bot Access
avg 92
99
Rendering
avg 93
45
Structure
avg 36
2
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 6%
Rank #59239
+62 pts
Gap
AI (ACRI)
Top 67%
Score 15/100

saga-s.co.jp punches above its weight in AI — AI visibility exceeds Google ranking. This is a competitive moat worth protecting. ACRI measures technical crawler readiness. Read the methodology →

Why saga-s.co.jp ranks here

Tech stackCustom / Proprietary
RenderingSSR
Schema coverage1 blocks
Token bloat5.4×

Fastest improvements

  • Allow GPTBot in robots.txt so AI crawlers can access your pages (see Crawl Access).
  • Allow ClaudeBot (many assistants rely on it) — blocking it often correlates with “AI invisibility.”
  • Reduce token bloat (navigation/footer/code) so agents reach your main content faster (see Token Bloat).
  • 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

54/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

49 chars
Good length

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

354 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✓ Exactly 1 <h1> tag — found 1
  • ✓ Has <h2> headings — found 6
  • ✓ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://www.saga-s.co.jp
  • ✓ No noindex directive
  • ✓ Meta viewport set
  • ✓ HTML lang attribute → ja
  • ✗ Hreflang tags
  • ✓ Googlebot allowed by robots.txt

🌐 Social / OpenGraph

  • ✓ og:title — 佐賀新聞 / The Saga Shimbun | 佐賀新聞社
  • ✓ og:description — 佐賀県の新聞社「佐賀新聞」の公式ウェブサイト。佐賀のニュースや速報、サガン鳥栖など佐賀のスポーツ、イベント、グルメ、おくやみといった「佐賀」の情報を、記事や動画で随時更新!全国や世界のニュース、芸能、エンタメなどの情報も掲載しています。
  • ✓ 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

73/100 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.

🔗

Citation Alternatives

Research
💡
Insight: In the infrastructure sector, plodopitomnik-sad.ru (ACRI: 90) currently has stronger AI extractability. AI models tend to prefer sources with higher semantic structure and schema coverage. Domains with ACRI < 40 see 3.5× more hallucinations. Read the research →
saga-s.co.jp
43
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. plodopitomnik-sad.ru has schema coverage of 12 blocks and uses Express. Improve your score by implementing the remediation patches below.
📊 Side-by-Side Comparison →
🚨

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)
Blocked
ClaudeBot (Anthropic)
Blocked
CCBot (Common Crawl)
Blocked
Google-Extended
Blocked
Googlebot
Allowed
💡GPTBot is blocked. To appear in ChatGPT citations, add Allow: / under User-agent: GPTBot in your robots.txt.
💡ClaudeBot is blocked. To be cited by Claude, allow ClaudeBot in robots.txt.

👻 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 45/100 — Fair
Structured Elements 28 elements (28 lists, 0 rows, 0 headers)
Total Words465
Raw Density6.0%

🏷️ Schema Health Docs

Organization Schema ❌ Missing
Product / Service Schema ⚠️ Not Found
Total Schema Blocks1 block(s) — Basic (low value for AI)

Schema Coverage Map

1/7 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.

📐 AI Efficiency Metrics Docs

57
AI Extractability
Low
Crawl Cost
Critical
Blocklist Risk
Extractability57/100 — AI models can partially extract answers from this page
Crawl CostLow (30/100) — efficient for AI crawlers to process
Blocklist RiskCritical — 4 of 5 AI crawlers blocked

Token Bloat Research

18%
🗑️ 82%
Useful Content (20.5 KB)Bloat (90.6 KB)
Token Bloat Ratio5.4× — Normal

Multimodal Readiness

Visual Context65% Optimized for Vision
Image Alt Coverage45 / 69 images have alt text

TDM Rights

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

🔥 Structural Entropy Check Research

0 Entropy
Poor Token Bloat: High
Noise Ratio: 81.5% · SNR: 0.23 · Signal: 5260 / Noise: 23205 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

A local LLM (mlx-community/gemma-3-4b-it-qat-4bit) analyzed the extracted content of saga-s.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.

Core Offering
The website provides news and information about Saga Prefecture, including local events, sports, culture, and government updates, accessible through a digital newspaper and print editions.
Target Audience
Local residents of Saga Prefecture, including families, students, sports enthusiasts, and those interested in local news and events.
Pricing Model
Subscription-based: Digital access via website and app (various tiers), print editions (one-time purchase), and potential corporate subscriptions.
🔗 Integration Partners
LINETwitterFacebook
🛡️ Compliance Standards
SOC 2
🏆 Competitive Moat
Comprehensive local news coverage and a strong community connection, combined with a digital platform offering various subscription options and a user-friendly interface.
📊 Content Depth
8/10
🔄 Programmatic SEO Signals
Template comparison pagesIntegration directory pagesArticle index pages
⚡ Key Pain Points
• ‘お探しのページが見つかりませんでした’ error for users
• App login issues with content not updating
Model: mlx-community/gemma-3-4b-it-qat-4bit · Analyzed: 2026-03-03 · Data extracted from the site’s main content via strict JSON prompting.

🔧 Tech Stack

AI-Readiness Score50/100
Server
CDN
HTTP Status200
Load Time4627 ms
Raw HTML Size111.2 KB
Visible Text Size20.5 KB

Performance & Speed

40/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

4627 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

1023
DOM nodes
111 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → max-age=0, private, must-revalidate
  • ✗ CDN cache status
  • ✗ CDN detected

🔬 Tracker Tax

2
tracker scripts
2
third-party domains
0.0%
token overhead
Minimal tracker load — clean signal for bots
doubleclick.netoutbrain.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

87/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✓ Sitemap declared in robots.txt → http://www.saga-s.co.jp/sitemap.xml
  • ✓ Googlebot allowed
  • ✗ GPTBot allowed
  • ✗ ClaudeBot allowed

🔗 Linking

250
internal links
64
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 43/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

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

� Deep Crawl Analysis 63 pages · Deep-10

Homepage ACRI
43
Single-page score
+15
Subpages outperform homepage
Δ delta
Site-Wide ACRI
59
Avg across 63 pages · Range 47–60
Topical Cohesion
9%
Topical Drift
TF-IDF cosine similarity
Total Words
21458
Avg Bloat
71.6×
Page Type ACRI Token Bloat Words Status
https://www.saga-s.co.jp/articles/-/1624104
佐賀県、「大学新時代」に突入 状況と展望は? 佐賀県立大、武雄アジア大、佐賀大、西九州大 | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 70.0× 371
https://www.saga-s.co.jp/articles/-/1623828
国会議員動静(1月1日、2日) | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 68.0× 350
https://www.saga-s.co.jp/articles/-/1623259
佐賀で初開催!自転車ロードレースの国際大会 ツール・ド・九州 10月、唐津の海岸線沿い想定 | スポーツ | 佐賀県のニュース | 佐賀新聞
blog 60 65.7× 377
https://www.saga-s.co.jp/articles/-/1622361
神埼市郡の開運スポット 静けさが育む厚い信仰 乙護法堂/革のお守りケース 佐賀県 <さが開運紀行> | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 70.0× 364
https://www.saga-s.co.jp/articles/-/1622354
三養基郡基山町・みやき町の開運スポット 輝く朝日、みなぎる力 本福寺の五重塔/綾部のぼたもち 佐賀県 <さが開運紀行> | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 70.0× 364
https://www.saga-s.co.jp/articles/-/1622351
鳥栖市の開運スポット 謎呼ぶ巨石 古代人の息吹 石権現と柚比遺跡群/鳥栖興し/宿町船底神社/立石の山中 佐賀県 <さが開運紀行> | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 70.5× 375
https://www.saga-s.co.jp/articles/-/1624486
高温続きで出荷スケジュールに支障 昨年の猛暑の影響も いちごさん、クリスマスや年末年始の高単価時期を逃す <さが気候変動時代>序章(中)農業への影響 | 行政・社会,農漁業 | 佐賀県のニュース | 佐賀新聞
blog 60 70.9× 355
https://www.saga-s.co.jp/articles/-/1624436
新春恒例初売り、佐賀玉屋で1月2日スタート 福袋やセール品人気 開店前から列、抽選会も | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 73.7× 341
https://www.saga-s.co.jp/articles/-/1624384
「お疲れ様です」社長から直接指示? 不審メール、佐賀県内企業で複数確認 県警「従わず本人確認を」 | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 72.5× 346
https://www.saga-s.co.jp/articles/-/1624418
佐賀県立大学、2027年3月下旬着工へ 山口知事が11月議会で予算案提出検討 高騰する建設費焦点 | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 72.4× 344
https://www.saga-s.co.jp/articles/-/1624457
国会議員動静 1月3日 | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 68.6× 341
https://www.saga-s.co.jp/articles/-/1624421
雪景色の正月 1月2日 佐賀県内、強い寒気 | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 73.6× 339
https://www.saga-s.co.jp/articles/-/1622430
佐賀県のきょうの在宅医 1月3日 便利帳 | 暮らし・文化 | 佐賀県のニュース | 佐賀新聞
blog 60 64.1× 392
https://www.saga-s.co.jp/articles/-/1623226
<トヨタ紡織九州レッドトルネードSAGA>ポストプレーヤー新春対談 酒井翔一朗×岩見海里 酒井「すべて出し、悔いのない年に」 岩見「先輩たちに負けない勢いを」 2026年新年特集・飛べ佐賀のスポーツ | | 佐賀県のニュース | 佐賀新聞
blog 60 71.3× 236
https://www.saga-s.co.jp/articles/-/1622314
武雄市の開運スポット 静かに確かに巨木の生命力 武雄の大楠/塚崎の大楠/川古の大楠 佐賀県 <さが開運紀行> | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 70.0× 374
https://www.saga-s.co.jp/articles/-/1624385
【動画】「笑門来福」、笑顔絶えない一年に 佐賀城本丸歴史館で正月の大筆書き 佐賀市 | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 74.7× 335
https://www.saga-s.co.jp/articles/-/1624098
航空の現場、地上の担い手 佐賀空港の「グラハン」、翼を支え | 行政・社会 | 佐賀県のニュース | 佐賀新聞
blog 60 74.4× 355
https://www.saga-s.co.jp/articles/-/1623243
人馬一体、飛躍の年に 国スポ入賞の馬術姉妹 尾形春瑠さん・菜瑠さん 「うまくなりたい」目標に向け全力 2026年新年特集・飛べ佐賀のスポーツ | スポーツ | 佐賀県のニュース | 佐賀新聞
blog 60 63.9× 382
https://www.saga-s.co.jp/articles/-/1622446
嬉野市の開運スポット 悲しき伝説 祈りは今も 孕地蔵/八天神社の火伏せの神/丹生神社/轟の滝 佐賀県 <さが開運紀行> | まちの話題 | 佐賀県のニュース | 佐賀新聞
blog 60 70.3× 374
https://www.saga-s.co.jp/articles/-/1624312
【速報】箱根駅伝往路 佐賀県勢は鳥栖工業高校出身の2人が4区で力走 谷口颯太(帝京大)、深堀優(東農大) | スポーツ | 佐賀県のニュース | 佐賀新聞
blog 60 65.9× 359
Showing 20 of 63 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
/articles/ 63 59 0% 71.6× High JS Bloat
🔗
Outbound External Citations
0 unique external domains cited across 63 pages
iwate-np.co.jp ×63
chukei-news.co.jp ×63
chibanippo.co.jp ×63
sankei.com ×63
minpo.jp ×63
db.saga-s.co.jp ×63
agara.co.jp ×63
ibarakinews.jp ×63
🔄 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/saga-s.co.jp

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

🔗 Similar infrastructure Sites

Domains with a similar tech stack, industry, and AI readiness profile to saga-s.co.jp. Compare side-by-side.

Domain ACRI AI Score Tech Stack Token Bloat Schema
saga-s.co.jp (this site) 43 15 Custom / Proprietary 5.4× 1
acorngroup.co.uk 68 80 Custom / Proprietary 3.5× 1 Compare →
trekhievers.com 68 79 Custom / Proprietary 6.6× 2 Compare →
fc2information.blog.fc2.com 68 77 Custom / Proprietary 3.7× 0 Compare →
audo.co.nz 68 75 Custom / Proprietary 3.3× 0 Compare →
barratthomes.co.uk 68 79 Custom / Proprietary 5.9× 3 Compare →
Compare All 5 Similar Sites →

📊 Semantic Share of Voice

How often would an AI cite saga-s.co.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 saga-s.co.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": "Co",
  "url": "https://saga-s.co.jp",
  "logo": "https://saga-s.co.jp/common/saga/images/ico192.png",
  "sameAs": []
}
</script>
Allow GPTBot in robots.txt
High Impact ⏱ 2 min
GPTBot is blocked — your content cannot appear in ChatGPT citations. Add this to your robots.txt:
text
User-agent: GPTBot
Allow: /

User-agent: ChatGPT-User
Allow: /
Allow ClaudeBot in robots.txt
Medium Impact ⏱ 2 min
ClaudeBot is restricted — Claude may not be able to cite your content. Many AI assistants rely on it.
text
User-agent: ClaudeBot
Allow: /

User-agent: anthropic-ai
Allow: /
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 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 saga-s.co.jp:

Current Score
15
Projected Score
40
Improvement
+25 pts
Allow GPTBot +8 pts
Allow ClaudeBot +5 pts
Add Organization schema +6 pts
Reduce token bloat +3 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