What powers kaiyukan.jp?
Last seen Jun 2026 · 16 technologies across 12 categories
Advertising
Twitter Ads
since Sep 2021
Analytics
Matomo Analytics
since Apr 2026
Authentication
Facebook Login
since Sep 2021
CDN
Cloudflare
since Nov 2021
Google Hosted Libraries
since Mar 2022
Ecommerce
Base
since Sep 2021
Cart Functionality
since Sep 2021
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
PaaS
Amazon Web Services
since Aug 2022
RUM
New Relic
since Sep 2021
Security
Cloudflare Bot Management
since Nov 2021
Tag managers
Matomo Tag Manager
since Apr 2026
Widgets
Twitter
since Sep 2021
Audience
- 63% phone
- 37% desktop
Japan
Taiwan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.80 / 10 · ranked #4,346,561 of all domains
4 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 1.1 MB · 68 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
Report an incorrect detection
Recent changes
- detected Cloudflare Bot Management May 2026
- dropped core-js May 2026
- dropped Google Analytics May 2026
- dropped Google Tag Manager May 2026
- detected Matomo Analytics Apr 2026
- detected Matomo Tag Manager Apr 2026
- dropped Cloudflare Bot Management Nov 2025
- dropped Amazon SES Aug 2025
- dropped Google Workspace Aug 2025
- dropped Nginx Aug 2025
- dropped Zendesk Aug 2025