What powers 3karu.com?
Last seen May 2026 · 15 technologies across 11 categories
Analytics
Google Analytics
since Apr 2023
Caching
WordPress Super Cache
since Apr 2023
CMS
Databases
MySQL
since Apr 2023
Font scripts
Google Font API
since Apr 2023
Twitter Emoji (Twemoji)
since Dec 2025
Hosting
Sakura Internet
since Apr 2023
JavaScript libraries
Slick
since Apr 2023
Miscellaneous
RSS
since Apr 2023
Performance
Priority Hints
since Aug 2023
Programming languages
PHP
since Apr 2023
Web servers
Nginx
since Apr 2023
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.52 / 10 · ranked #23,851,210 of all domains
3 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.3 MB · 112 requests
- WordPress theme: gridzone (child: gridzone-child) · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Twitter Emoji (Twemoji) Dec 2025