What powers open-a.co.jp?
Last seen Jun 2026 · 15 technologies across 12 categories
Affiliate programs
Amazon Associates
since Jul 2024
Analytics
CDN
Google Hosted Libraries
since Feb 2022
CMS
Databases
MySQL
since Feb 2020
JavaScript libraries
Maps
Google Maps
since Dec 2022
Miscellaneous
Open Graph
since Mar 2024
RSS
since Dec 2022
Programming languages
Security
Really Simple SSL & Security
since Apr 2024
Web servers
Apache HTTP Server
since Apr 2019
WordPress plugins
Audience
- 85% desktop
- 15% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.18 / 10 · ranked #465,965 of all domains
54 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.5 s |
| CLS | 0 |
| TTFB | 1000 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 4.2 MB · 103 requests
- Structured data: Microdata, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.