What powers seraku.co.jp?
Last seen Jun 2026 · 30 technologies across 23 categories
Advertising
Geniee
since Jun 2024
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| 10base5 | #57 | 1 |
| cat gdp | #69 | 0 |
| b4 a4 | #56 | 0 |
| aidma | #78 | 0 |
| offset match excel | #76 | 0 |
| extensibility vs scalability | #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
- 53% desktop
- 47% phone
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
5.35 / 10 · ranked #179,178 of all domains
146 referring domains · OpenPageRank
Search traffic
1 est. monthly organic visits (US)
6 keywords in Google's top 30
Core Web Vitals
| LCP | 1.3 s |
| INP | 50 ms |
| CLS | 0.05 |
| TTFB | 500 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 8.1 MB · 95 requests
- Structured data: OpenGraph
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| www.seraku.co.jp | 18 |
| dstudy.seraku.co.jp | 14 |
| www.ccc.seraku.co.jp | 13 |