What powers umikaisei.jp?
Last seen Jun 2026 · 12 technologies across 10 categories
Advertising
Yahoo Advertising
since Apr 2022
Analytics
Google Analytics
since Jan 2019
JavaScript libraries
Miscellaneous
Open Graph
since Sep 2022
Operating systems
CentOS
since Jan 2019
PaaS
Amazon Web Services
since Aug 2022
Programming languages
Tag managers
Google Tag Manager
since Oct 2020
Web server extensions
Web servers
Audience
- 89% phone
- 9% desktop
- 2% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.49 / 10 · ranked #905,566 of all domains
24 referring domains · OpenPageRank
Core Web Vitals
| LCP | 2.6 s |
| INP | 100 ms |
| CLS | 0.2 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.0 MB · 82 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| devwww.umikaisei.jp | 12 |
| stwww.umikaisei.jp | 12 |
| www.umikaisei.jp | 11 |