cardrush.jp 52 D
🛡️ SEO 11 🤖 GEO 83 ⚡ Perf 27 🏗️ Arch 72

cardrush.jp — Global SEODiff Score 52/100

cardrush.jp
📊

With a solid 70/100 ACRI, cardrush.jp is well-positioned for AI search — better than 67% of sites in the Radar. Within the infrastructure vertical, this places cardrush.jp above the industry average of 57 —, suggesting strong competitive positioning in AI search. Server-side rendering keeps the ghost ratio near zero, giving AI systems direct access to all visible content. With a 2.1× bloat ratio, the page delivers its content without excessive boilerplate, giving AI systems a clean extraction path. No structured data was detected, which means AI systems must infer all entities and relationships from raw HTML alone. Partial bot access means the domain is visible to some AI systems but not accessible to others — GPTBot remain blocked.

52
D — Global SEODiff Score
Comprehensive search visibility assessment
Below average — Traditional SEO (11) has the most room for improvement.
🎯 Top Fix: Add Organization + WebSite JSON-LD → +5–8 pts
🔬 Automated SEODiff Assessment · Snapshot: Mar 21, 2026 · 📋 API
📈 ACRI Trend 4 snapshots
Mar 2 Mar 21
🔔 Recent AI Indexing Activity
No recent changes detected by adaptive crawler.
Does your site score higher than cardrush.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)11 × 0.25 = 2.8
🤖 AI Readiness / GEO (40% weight)83 × 0.40 = 33.2
⚡ Performance (20% weight)27 × 0.20 = 5.4
🏗️ Architecture & Trust (15% weight)72 × 0.15 = 10.8
Weighted sum = 2.8 + 33.2 + 5.4 + 10.8
Global SEODiff Score = 52 (D)
📊 ACRI Sub-Scores (AI Readiness Detail)
80
Bot Access
avg 92
99
Rendering
avg 93
82
Structure
avg 35
0
Schema
avg 9
50
Tech Stack
avg 63
🔀
Visibility Delta: Google vs AI
Google (Tranco)
Top 9%
Rank #86756
+25 pts
Gap
AI (ACRI)
Top 33%
Score 70/100

cardrush.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 cardrush.jp ranks here

Tech stackCustom / Proprietary
RenderingSSR
Schema coverage0 blocks
Token bloat2.1×

Fastest improvements

  • Allow GPTBot in robots.txt so AI crawlers can access your pages (see Crawl Access).
  • 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

11/100 25 % of Global Score 🟢 High Confidence

📝 Title Tag

72 chars
Too long

Optimal range: 30–60 characters for SERP display.

📋 Meta Description

212 chars
Too long

Optimal range: 120–160 characters for snippet control.

🔤 Heading Hierarchy

  • ✗ Exactly 1 <h1> tag — found 0
  • ✓ Has <h2> headings — found 4
  • ✗ <h2> not before <h1>

🔍 Indexability

  • ✓ Canonical tag present → https://www.cardrush.jp/
  • ✓ 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 — 【カードラッシュ】遊戯王が日本最大級の通販サイト
  • ✓ og:description — 遊戯王の"激安通販"カードラッシュです。圧倒的な品揃えと低価格を実現しています。限定特価セール品有り、返品保証有り、即日発送有り、送料無料有り。
  • ✓ 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

83/100 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, safely.co.jp (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 →
cardrush.jp
63
Your ACRI Score
90
Industry Peer ACRI
AI models prioritize pages with strong semantic structure and schema coverage. safely.co.jp has schema coverage of 3 blocks and uses WordPress. 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)
Allowed
CCBot (Common Crawl)
Allowed
Google-Extended
Allowed
Googlebot
Allowed
💡GPTBot is blocked. To appear in ChatGPT citations, add Allow: / under User-agent: GPTBot in your 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 82/100 — Excellent
Structured Elements 123 elements (123 lists, 0 rows, 0 headers)
Total Words616
Raw Density20.0%

🏷️ 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

69
AI Extractability
Medium
Crawl Cost
Low
Blocklist Risk
Extractability69/100 — AI models can partially extract answers from this page
Crawl CostMedium (50/100) — moderate for AI crawlers to process
Blocklist RiskLow — 1 of 5 AI crawlers blocked

Token Bloat Research

47%
🗑️ 53%
Useful Content (113.0 KB)Bloat (124.1 KB)
Token Bloat Ratio2.1× — Lean

Multimodal Readiness

Visual Context56% Optimized for Vision
Image Alt Coverage78 / 139 images have alt text

TDM Rights

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

🔥 Structural Entropy Check Research

73 Entropy
Good Token Bloat: Low
Noise Ratio: 52.3% · SNR: 0.91 · Signal: 28922 / Noise: 31769 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 cardrush.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 is an online retailer specializing in trading card games (TCGs) like Yu-Gi-Oh!, Pokémon, and Magic: The Gathering, offering
Target Audience
TCG collectors, players, and enthusiasts; specifically, individuals seeking to purchase cards, participate in tournaments, and engage with the TCG community.
Pricing Model
Variable, based on product type and quantity. Offers various payment methods including credit card, bank transfer, and PayPal. Shipping costs vary based on weight and destination.
🔗 Integration Partners
PayPalゆうパック
🏆 Competitive Moat
Extensive card inventory, competitive pricing, and a dedicated community focus, combined with efficient order fulfillment and a user-friendly online platform.
📊 Content Depth
6/10
🔄 Programmatic SEO Signals
商品カテゴリリンクよくあるご質問店頭受取について
⚡ Key Pain Points
• Shipping restrictions based on order value and quantity
• Potential delays due to new card releases and order processing
• Address verification requirements for international orders
Analyzed by SEODiff AI · 2026-03-04

🔧 Tech Stack

AI-Readiness Score50/100
ServerApache
CDN
HTTP Status200
Load Time2252 ms
Raw HTML Size237.1 KB
Visible Text Size113.0 KB

Performance & Speed

27/100 20 % of Global Score 🟢 High Confidence

⏱️ Time to First Byte

2252 ms
Slow — bots may time out or deprioritise

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

📦 Page Weight

1771
DOM nodes
237 KB
HTML payload
Moderate weight — acceptable for most scenarios

🗄️ Cache & CDN

  • ✓ Cache-Control header → no-store, no-cache, must-revalidate
  • ✗ 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

72/100 15 % of Global Score 🟢 High Confidence

🗺️ Sitemap & Robots

  • ✗ Sitemap declared in robots.txt
  • ✓ Googlebot allowed
  • ✗ GPTBot allowed
  • ✓ ClaudeBot allowed

🔗 Linking

135
internal links
20
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 63/100. Reach 80+ to unlock the green "AI-Verified" badge. Fix the issues below to improve your score.

AI-Verified badge for cardrush.jp
Pending Audit — score below 80 threshold
<a href="https://seodiff.io/radar/domains/cardrush.jp" rel="noopener"><img src="https://seodiff.io/api/v1/badge?domain=cardrush.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 61 pages · Deep-10

Homepage ACRI
63
Single-page score
-27
Severe hidden bloat
Δ delta
Site-Wide ACRI
37
Avg across 61 pages · Range 0–75
🔍
Hidden Bloat Detected

Homepage scores 63, but internal pages average only 37 — a -27-point gap. Blogs, docs, and legacy content are dragging down AI readability site-wide.

Total Words
6091
Avg Bloat
72.8×
Page Type ACRI Token Bloat Words Status
https://cardrush.jp/help
遊戯王通販 カードラッシュ
pricing 75 35.7× 560 💰 Pricing
https://www.cardrush.jp/help
遊戯王通販 カードラッシュ
pricing 75 35.1× 611 💰 Pricing
https://www.cardrush.jp/product/943
超量機艦マグナキャリア【ノーマル】{SPWR-JP038}《魔法》
pricing 62 65.3× 213 💰 Pricing
https://www.cardrush.jp/product/915
浮上【ノーマル】{SD23-JP027}《魔法》
pricing 52 113.2× 113 💰 Pricing
https://www.cardrush.jp/product/917
スワローズネスト【ノーマル】{SPWR-JP042}《魔法》
pricing 52 110.1× 120 💰 Pricing
https://www.cardrush.jp/product/920
サルベージ【ノーマル】{307-041}《魔法》
pricing 52 115.2× 111 💰 Pricing
https://www.cardrush.jp/product/932
月鏡の盾【ノーマル】{EP15-JP064}《魔法》
pricing 52 111.0× 116 💰 Pricing
https://www.cardrush.jp/product/934
コールリゾネーター【ノーマル】{SPHR-JP025}《魔法》
pricing 52 88.1× 152 💰 Pricing
https://www.cardrush.jp/product/937
聖剣カリバーン【ノーマル】{EP13-JP031}《魔法》
pricing 52 109.5× 118 💰 Pricing
https://www.cardrush.jp/product/940
聖剣EXカリバーン【ウルトラ】{EP14-JP019}《魔法》
pricing 52 108.8× 119 💰 Pricing
https://www.cardrush.jp/product/950
トーラの魔導書【ノーマル】{REDU-JP060}《魔法》
pricing 52 112.7× 114 💰 Pricing
https://www.cardrush.jp/product/916
強欲なウツボ【ノーマル】{SOVR-JP058}《魔法》
pricing 52 114.3× 112 💰 Pricing
https://www.cardrush.jp/product/919
RRコール【スーパー】{SPWR-JP025}《魔法》
pricing 52 109.1× 121 💰 Pricing
https://www.cardrush.jp/product/918
RRネスト【ノーマル】{SPWR-JP026}《魔法》
pricing 52 84.5× 159 💰 Pricing
https://www.cardrush.jp/product/914
天架ける星因士【レア】{DUEA-JP058}《魔法》
pricing 52 111.1× 116 💰 Pricing
https://www.cardrush.jp/product/923
侵略の汎発感染【ノーマル】{DT14-JP046}《魔法》
pricing 52 114.5× 112 💰 Pricing
https://www.cardrush.jp/product/948
ゲーテの魔導書【ノーマル】{ABYR-JP059}《魔法》
pricing 52 107.2× 124 💰 Pricing
https://www.cardrush.jp/product/951
魔導書庫クレッセン【ノーマル】{EP13-JP018}《魔法》
pricing 52 109.5× 118 💰 Pricing
https://www.cardrush.jp/product/942
Eエマージェンシーコール【ノーマル】{EOJ-JP039}《魔法》
pricing 52 115.6× 111 💰 Pricing
https://www.cardrush.jp/product/921
真実の名【ミレニアムウルトラ】{MP01-JP019}《魔法》
pricing 52 111.0× 116 💰 Pricing
Showing 20 of 61 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
/product/ 39 52 0% 106.2× High JS Bloat
/help/ 2 75 0% 35.4× High JS Bloat
/resources/ 1 0 0% 0.0× Low AI Readiness
/support/ 1 0 0% 0.0× Low AI Readiness
/trust/ 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
/docs/ 1 0 0% 0.0× Low AI Readiness
/pricing/ 1 0 0% 0.0× Low AI Readiness
/faq/ 1 0 0% 0.0× Low AI Readiness
/guides/ 1 0 0% 0.0× Low AI Readiness
/solutions/ 1 0 0% 0.0× Low AI Readiness
/contact/ 1 39 0% 225.8× High JS Bloat
/integrations/ 1 0 0% 0.0× Low AI Readiness
/about/ 1 0 0% 0.0× Low AI Readiness
🔗
Outbound External Citations
0 unique external domains cited across 61 pages
line.me ×42
cardrush-mtg.jp ×42
cardrush-bs.jp ×42
cardrush-op.jp ×42
twitter.com ×42
s.lmes.jp ×42
corp.cardrush.co.jp ×42
cardrush-sv.jp ×42
🔄 Re-Crawl & Update 📡 Track this Domain

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🔌 API Access

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

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

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

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

Domain ACRI AI Score Tech Stack Token Bloat Schema
cardrush.jp (this site) 63 70 Custom / Proprietary 2.1× 0
kondela.hu 86 93 Custom / Proprietary 3.1× 4 Compare →
safescan.com 86 87 Custom / Proprietary 1.9× 5 Compare →
pubsandclubs.com.au 86 87 Custom / Proprietary 4.9× 4 Compare →
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📊 Semantic Share of Voice

How often would an AI cite cardrush.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 cardrush.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": "Cardrush",
  "url": "https://cardrush.jp",
  "logo": "https://cardrush.ocnk.net/data/cardrush/image/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": "Cardrush",
  "url": "https://cardrush.jp",
  "potentialAction": {
    "@type": "SearchAction",
    "target": "https://cardrush.jp/search?q={search_term_string}",
    "query-input": "required name=search_term_string"
  }
}
</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: /
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 Cardrush?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Add your answer here — describe what Cardrush does in 1-2 sentences."
      }
    },
    {
      "@type": "Question",
      "name": "How does Cardrush work?",
      "acceptedAnswer": {
        "@type": "Answer",
        "text": "Explain the key features and how users interact with Cardrush."
      }
    }
  ]
}
</script>
📈

Projected Impact

ROI EST.

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

Current Score
70
Projected Score
91
Improvement
+21 pts
Allow GPTBot +8 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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