What powers 4en.co.jp?
Last seen Jun 2026 · 25 technologies across 16 categories
Analytics
Google Analytics
since Mar 2020
CDN
cdnjs
since Nov 2021
Cloudflare
since May 2022
CMS
WordPress
since Mar 2020
Databases
MySQL
since Mar 2020
Ecommerce
Cart Functionality
since Nov 2021
Font scripts
Twitter Emoji (Twemoji)
since Mar 2020
JavaScript frameworks
JavaScript graphics
JavaScript libraries
FancyBox
since Mar 2020
Miscellaneous
Open Graph
since Sep 2022
RSS
since Dec 2022
PaaS
Amazon Web Services
since Aug 2022
Programming languages
PHP
since Mar 2020
Security
Really Simple SSL & Security
since Apr 2024
reCAPTCHA
since Jan 2021
Web servers
Nginx
since Sep 2023
Webmail
Microsoft 365
since Aug 2022
WordPress plugins
Contact Form 7
since Feb 2022
Audience
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
2.56 / 10 · ranked #2,396,168 of all domains
13 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: 3.7 MB · 76 requests
- WordPress theme: koho-4en · 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
- detected Twitter Emoji (Twemoji) Feb 2026