What powers c-series.jp?
Last seen Jun 2026 · 11 technologies across 9 categories
Analytics
Google Analytics
since Jan 2021
Databases
Firebase
since Jun 2021
Font scripts
Google Font API
since Jan 2021
IaaS
Google Cloud
since Jun 2021
JavaScript frameworks
Miscellaneous
Open Graph
since Sep 2022
Page builders
STUDIO
since Jun 2021
Programming languages
Node.js
since Jan 2021
Tag managers
Google Tag Manager
since Jun 2021
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.95 / 10 · ranked #3,733,348 of all domains
9 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.1 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- CDN: Google
- Weight: 2.0 MB · 79 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.