What powers kawaijuku.jp?
Last seen Jun 2026 · 11 technologies across 10 categories
Analytics
Adobe Analytics
since Aug 2018
Customer data platform
Adobe Experience Platform Identity Service
since Jul 2021
Amazon SES
since Apr 2023
Miscellaneous
Open Graph
since Oct 2022
PaaS
Amazon Web Services
since Apr 2023
Security
HSTS
since Dec 2025
Segmentation
Adobe Audience Manager
since Apr 2022
Tag managers
Adobe Experience Platform Launch
since Dec 2025
Web servers
Apache HTTP Server
since Aug 2018
Webmail
Apple iCloud Mail
since Jan 2023
Microsoft 365
since Nov 2022
Audience
- 52% phone
- 48% desktop
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
4.54 / 10 · ranked #396,223 of all domains
66 referring domains · OpenPageRank
Core Web Vitals
| LCP | 1 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 3.2 MB · 97 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.kawaijuku.jp | 11 |
| jceri.kawaijuku.jp | 5 |
Full technology history →
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Recent changes
- dropped Google Font API Jan 2026
- dropped Java Jan 2026
- dropped jQuery Jan 2026
- dropped Slick Jan 2026
- detected Adobe Experience Platform Launch Dec 2025
- detected HSTS Dec 2025