What powers kuwaraku.jp?
Last seen Aug 2026 · 19 technologies across 11 categories
Affiliate programs
Moshimo
since Aug 2025
Analytics
CDN
cdnjs
since Aug 2025
Cloudflare
since Aug 2025
Google Hosted Libraries
since Aug 2025
jsDelivr
since Aug 2022
CMS
WordPress
since Aug 2022
Databases
MySQL
since Aug 2022
Font scripts
Font Awesome
since Sep 2022
Google Font API
since Aug 2022
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
RSS
since Aug 2025
Performance
Priority Hints
since Aug 2025
Programming languages
Web servers
Apache HTTP Server
since Aug 2022
AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Aug 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
AI Crawlers
No AI crawlers blocked
Audience
- 100% phone
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
2.63 / 10 · ranked #2,280,050 of all domains
14 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 1100 ms |
Real user p75, Chrome UX Report, Aug 2026.
Page
- Language: Japanese
- Weight: 3.1 MB · 50 requests
- WordPress theme: cocoon-master · all themes
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.