What powers itojuku.co.jp?
Last seen Jun 2026 · 44 technologies across 21 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| shiken | #82 | 1 |
| shi hou | #89 | 0 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 51% phone
- 45% desktop
- 4% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.21 / 10 · ranked #228,756 of all domains
105 referring domains · OpenPageRank
Search traffic
1 est. monthly organic visits (US)
2 keywords in Google's top 30
Core Web Vitals
| LCP | 1.2 s |
| INP | 100 ms |
| CLS | 0 |
| TTFB | 600 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese (Japan)
- Weight: 7.9 MB · 246 requests
- Structured data: JSON-LD, OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| column.itojuku.co.jp | 31 |
| www.itojuku.co.jp | 26 |
| dataresearch.itojuku.co.jp | 23 |
| itojuku.co.jp | 16 |
| yoyaku-sys.itojuku.co.jp | 10 |
Full technology history →
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Recent changes
- detected Google Font API May 2026
- detected Preact Apr 2026
- detected Twitter Emoji (Twemoji) Dec 2025