What powers blacksamurai.jp?
Last seen Jun 2026 · 13 technologies across 11 categories
Analytics
Google Analytics
since Apr 2026
Caching
RackCache
since May 2026
Ecommerce
Cart Functionality
since May 2026
Font scripts
Google Font API
since Apr 2026
JavaScript libraries
Miscellaneous
Open Graph
since Apr 2026
Programming languages
Ruby
since May 2026
Tag managers
Google Tag Manager
since May 2026
Video players
YouTube
since Apr 2026
Web frameworks
Ruby on Rails
since May 2026
Web servers
Nginx
since Apr 2026
Audience
- 84% phone
- 16% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
3.94 / 10 · ranked #614,526 of all domains
15 referring domains · OpenPageRank
Core Web Vitals
| LCP | 3 s |
| INP | 100 ms |
| CLS | 0.4 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 2.5 MB · 102 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| store.blacksamurai.jp | 11 |
| blacksamurai.jp | 5 |