What powers booker.co.jp?
Last seen Jun 2026 · 6 technologies across 5 categories
Ecommerce
Cart Functionality
since Aug 2020
EC-CUBE
since Jan 2019
JavaScript libraries
Miscellaneous
RSS
since Dec 2022
Programming languages
PHP
since Jan 2019
Web servers
Apache HTTP Server
since Jan 2019
Audience
- 60% desktop
- 40% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
1.23 / 10 · ranked #9,574,262 of all domains
2 referring domains · OpenPageRank
Core Web Vitals
| LCP | 0.8 s |
| INP | 200 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.1 MB · 70 requests
Homepage as crawled by the HTTP Archive, Jul 2026.