What powers seiyouin.jp?
Last seen Jun 2026 · 20 technologies across 13 categories
CMS
Databases
MySQL
since Apr 2022
Font scripts
Font Awesome
since Apr 2022
Google Font API
since Apr 2022
Hosting panels
Plesk
since Apr 2022
JavaScript libraries
Isotope
since Apr 2022
Miscellaneous
RSS
since Dec 2022
Page builders
WordPress Block Editor
since Jul 2024
Programming languages
Security
reCAPTCHA
since Apr 2024
UI frameworks
Bootstrap
since Apr 2022
Web servers
Nginx
since Apr 2022
WordPress plugins
MetaSlider
since Apr 2022
WordPress themes
aThemes Sydney
since Apr 2022
Audience
- 100% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
0.98 / 10 · ranked #12,968,579 of all domains
1 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.5 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1700 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.7 MB · 92 requests
Homepage as crawled by the HTTP Archive, Jul 2026.