What powers kumagai-dk.jp?
Last seen Jun 2026 · 14 technologies across 11 categories
Advertising
FreakOut
since Feb 2022
Analytics
Google Analytics
since Apr 2021
CDN
jQuery CDN
since Feb 2022
jsDelivr
since Apr 2021
Ecommerce
Cart Functionality
since Apr 2021
EC-CUBE
since Apr 2021
JavaScript libraries
PaaS
Amazon Web Services
since Aug 2022
Programming languages
PHP
since Apr 2021
Tag managers
Google Tag Manager
since Apr 2021
UI frameworks
Video players
YouTube
since Sep 2023
Web servers
Apache HTTP Server
since Jan 2019
Audience
- 54% phone
- 46% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.83 / 10 · ranked #1,923,564 of all domains
18 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.1 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 400 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 20.9 MB · 204 requests
Homepage as crawled by the HTTP Archive, Jul 2026.