What powers chronobiology.jp?
Last seen Jun 2026 · 21 technologies across 13 categories
CDN
Google Hosted Libraries
since Oct 2023
CMS
Databases
MySQL
since Oct 2023
Font scripts
Google Font API
since Oct 2023
Twitter Emoji (Twemoji)
since Jan 2026
Hosting
Sakura Internet
since Feb 2023
JavaScript libraries
Miscellaneous
Open Graph
since Oct 2023
RSS
since Oct 2023
Page builders
WordPress Block Editor
since Nov 2024
Performance
LazySizes
since Oct 2023
Priority Hints
since Oct 2023
Programming languages
PHP
since Oct 2023
Web servers
Nginx
since Feb 2023
WordPress plugins
EWWW Image Optimizer
since Oct 2023
WordPress themes
Lightning
since Oct 2023
Audience
- 100% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.33 / 10 · ranked #429,829 of all domains
43 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.7 s |
| INP | 25 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.