What powers kaichi.ac.jp?
Last seen Jun 2026 · 22 technologies across 13 categories
Analytics
Google Analytics
since Jan 2019
CDN
jsDelivr
since Apr 2026
CMS
WordPress
since Jan 2019
Databases
MySQL
since Jan 2019
Font scripts
Twitter Emoji (Twemoji)
since Jan 2019
JavaScript libraries
Miscellaneous
Page builders
Programming languages
PHP
since Jan 2019
Tag managers
Google Tag Manager
since Jan 2019
Web servers
LiteSpeed
since Feb 2025
Webmail
Google Workspace
since Aug 2022
WordPress plugins
Audience
- 57% phone
- 43% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.83 / 10 · ranked #703,430 of all domains
44 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 800 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 19.6 MB · 159 requests
- WordPress theme: maintheme · all themes
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected jsDelivr Apr 2026
- detected Swiper Apr 2026
- detected Twitter Emoji (Twemoji) Jan 2026
- dropped Google Ads Dec 2025
- dropped Google Ads Conversion Tracking Dec 2025