What powers prelude.co.jp?
Last seen Jun 2026 · 12 technologies across 9 categories
A/B Testing
Estore Compare
since Feb 2021
Analytics
Google Analytics
since Aug 2018
Microsoft Clarity
since Jun 2025
CDN
Google Hosted Libraries
since Feb 2022
Cross border ecommerce
Ecommerce
Cart Functionality
since Aug 2020
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Programming languages
Java
since Aug 2021
Web servers
Apache HTTP Server
since Aug 2018
Audience
- 85% phone
- 15% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.71 / 10 · ranked #4,927,085 of all domains
6 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.9 s |
| INP | 50 ms |
| CLS | 0 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 7.3 MB · 216 requests
Homepage as crawled by the HTTP Archive, Jul 2026.