What powers kurozu.co.jp?
Last seen Jun 2026 · 18 technologies across 9 categories
Analytics
Google Analytics
since Jan 2019
Microsoft Clarity
since Jan 2026
CDN
Ecommerce
Cart Functionality
since Sep 2023
Shopify
since Sep 2023
Font scripts
Google Font API
since Jan 2019
JavaScript libraries
Intersection Observer
since Sep 2023
Slick
since Sep 2023
Miscellaneous
HTTP/3
since Sep 2023
Open Graph
since Sep 2022
Performance
Priority Hints
since Sep 2023
Security
HSTS
since Sep 2023
Tag managers
Google Tag Manager
since Sep 2023
Audience
- 86% phone
- 14% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.28 / 10 · ranked #438,645 of all domains
55 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.2 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- CDN: Cloudflare
- Weight: 4.1 MB · 276 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Full technology history →
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Recent changes
- detected Microsoft Clarity Jan 2026