What powers katukawa.com?
Last seen Jun 2026 · 13 technologies across 12 categories
Analytics
Google Analytics
since Jan 2026
CMS
Databases
MySQL
since Jan 2019
Font scripts
Twitter Emoji (Twemoji)
since Jan 2019
Hosting
Xserver
since Aug 2022
Miscellaneous
Open Graph
since Jan 2026
RSS
since Dec 2025
Performance
Priority Hints
since Dec 2025
Programming languages
PHP
since Jan 2019
SEO
Web servers
Nginx
since Jan 2019
WordPress plugins
WordPress themes
Twenty Ten
since Dec 2025
Audience
- 70% desktop
- 30% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.31 / 10 · ranked #2,863,084 of all domains
35 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1.4 s |
| CLS | 0 |
| TTFB | 900 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 0.5 MB · 11 requests
- WordPress theme: twentyten · all themes
- 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
- dropped Facebook Login Jan 2026
- dropped Flickity Jan 2026
- detected Google Analytics Jan 2026
- dropped Google Font API Jan 2026
- dropped jQuery Jan 2026
- dropped jQuery Migrate Jan 2026
- detected Open Graph Jan 2026
- detected Site Kit Jan 2026
- dropped Twitter Jan 2026
- dropped Twitter Ads Jan 2026
- detected Yoast SEO Jan 2026
- dropped ZURB Foundation Jan 2026
- dropped Cloudflare Dec 2025
- dropped Cloudflare Bot Management Dec 2025