What powers kujikasu.jp?
Last seen Oct 2026 · 15 technologies across 11 categories
Advertising
Google AdSense
since Oct 2026
Analytics
Google Analytics
since Oct 2026
CDN
Cloudflare
since Oct 2026
JavaScript frameworks
Stimulus
since Oct 2026
Miscellaneous
PaaS
Render
since Oct 2026
Performance
Priority Hints
since Oct 2026
Turbo
since Oct 2026
Programming languages
Ruby
since Oct 2026
Security
UI frameworks
Tailwind CSS
since Oct 2026
Web frameworks
Ruby on Rails
since Oct 2026
AI Crawlers
Not checked yet. Rescan the site (button above) and we fetch its robots.txt, llms.txt, and ai.txt to show which AI crawlers it blocks.
Audience
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Core Web Vitals
| LCP | 1.3 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Sep 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 0.5 MB · 47 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Oct 2026.