What powers costory.jp?
Last seen Jun 2026 · 23 technologies across 14 categories
Advertising
Analytics
Google Analytics
since Aug 2022
Microsoft Clarity
since Jun 2024
CDN
Cloudflare
since Sep 2024
JavaScript frameworks
JavaScript libraries
Miscellaneous
PaaS
Amazon Web Services
since Aug 2022
Performance
Priority Hints
since Mar 2026
Programming languages
Node.js
since Aug 2022
Security
Cloudflare Bot Management
since Sep 2024
Tag managers
Google Tag Manager
since Aug 2022
UI frameworks
MUI
since Aug 2022
Web servers
Webmail
Google Workspace
since Aug 2022
Audience
- 62% phone
- 36% desktop
- 2% tablet
Japan
South Korea
Taiwan
United States
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.85 / 10 · ranked #692,910 of all domains
32 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2 s |
| INP | 100 ms |
| CLS | 0.15 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 11.8 MB · 93 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 May 2026
- detected Cloudflare Bot Management May 2026
- detected Priority Hints Mar 2026
- dropped Cloudflare Nov 2025
- dropped Cloudflare Bot Management Nov 2025
- detected Swiper Nov 2025