What powers kangoku.jp?
Last seen Jun 2026 · 23 technologies across 13 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| abashiri prison | #2 | 96 |
| abashiri | #12 | 10 |
| sugamo prison | #79 | 1 |
| prison museum | #61 | 1 |
| japanese prisons | #90 | 1 |
| jp museum | #49 | 1 |
| virtual prison movie | #17 | 0 |
| what is japanese prison like | #49 | 0 |
| real prison food | #42 | 0 |
| sapporo prison | #92 | 0 |
| museum prison | #54 | 0 |
| prisons in japan | #43 | 0 |
| prison in japan | #44 | 0 |
| jail museum | #78 | 0 |
| japan prison movie | #49 | 0 |
| abashiri prison museum | #96 | 0 |
| abashiri prison museum | #82 | 0 |
| abashiri bangaichi | #53 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 74% phone
- 25% desktop
- 1% tablet
Japan
Taiwan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.74 / 10 · ranked #133,704 of all domains
139 referring domains · OpenPageRank
Search traffic
110 est. monthly organic visits (US)
18 keywords in Google's top 30
Core Web Vitals
| LCP | 1.1 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- CDN: Vercel
- Weight: 1.2 MB · 41 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kangoku.jp | 15 |
| event.kangoku.jp | 11 |
| blog.kangoku.jp | 8 |
Full technology history →
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Recent changes
- dropped Apache HTTP Server Apr 2026
- dropped cdnjs Apr 2026
- dropped Cloudflare Apr 2026
- dropped Facebook Login Apr 2026
- dropped FancyBox Apr 2026
- dropped Google Font API Apr 2026
- dropped Isotope Apr 2026
- dropped jQuery CDN Apr 2026
- dropped OpenSSL Apr 2026
- dropped OWL Carousel Apr 2026
- dropped YouTube Apr 2026
- detected Clipboard.js Mar 2026
- detected Exhibit Mar 2026
- detected GSAP Mar 2026
- detected HSTS Mar 2026
- detected Next.js Mar 2026
- detected Node.js Mar 2026
- detected Priority Hints Mar 2026
- detected React Mar 2026
- detected Swiper Mar 2026
- detected Tailwind CSS Mar 2026
- detected Vercel Mar 2026
- detected Webpack Mar 2026