What powers seijyukai.jp?
Last seen Jun 2026 · 9 technologies across 8 categories
Analytics
CMS
WordPress
since Jul 2019
Databases
MySQL
since Jul 2019
Font scripts
Google Font API
since Jul 2019
JavaScript libraries
Programming languages
PHP
since Jul 2019
Web servers
Nginx
since Sep 2025
WordPress plugins
WP-PageNavi
since Mar 2022
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.45 / 10 · ranked #2,591,853 of all domains
12 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 225 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.7 MB · 31 requests
- WordPress theme: sp · all themes
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- dropped Apache HTTP Server Oct 2025
- dropped jQuery Migrate Oct 2025