What powers ocha.ac.jp?
Last seen Jun 2026 · 93 technologies across 32 categories
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Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| ochanomizu university japan | #1 | 64 |
| ochanomizu university | #1 | 64 |
| o-cha | #63 | 31 |
| ochanomizu | #10 | 15 |
| ochanomizu university | #5 | 10 |
| bunkyo-ku | #63 | 3 |
| ochanomizu | #44 | 3 |
| preschool education in japan | #15 | 3 |
| preschool education in japan | #15 | 3 |
| preschool curriculum in japan | #4 | 2 |
| gwanggaeto stele | #6 | 2 |
| hp 8610 | #73 | 2 |
| cost of rent in japan | #40 | 1 |
| cost of rent in japan | #40 | 1 |
| researchmap | #44 | 1 |
| ajol journals | #61 | 1 |
| ajol journal | #61 | 1 |
| jane biosemantics | #65 | 1 |
| childhood in japanese | #21 | 0 |
| traditional activity | #38 | 0 |
| arriving in japan | #31 | 0 |
| muse of perfection kindergarten teacher | #62 | 0 |
| ochanomizu university japan | #85 | 0 |
| ochanomizu university | #85 | 0 |
| ochanomizu university | #61 | 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
- 62% phone
- 37% desktop
- 1% tablet
Japan
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.39 / 10 · ranked #24,401 of all domains
757 referring domains · OpenPageRank
Search traffic
210 est. monthly organic visits (US)
52 keywords in Google's top 30
Core Web Vitals
| LCP | 0.9 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 200 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: Japanese
- Weight: 17.3 MB · 102 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| ise-rika.cf.ocha.ac.jp | 22 |
| sec-gensai.cf.ocha.ac.jp | 19 |
| igi.cf.ocha.ac.jp | 18 |
| teapot.lib.ocha.ac.jp | 18 |
| www-p.sci.ocha.ac.jp | 16 |
| www2.igs.ocha.ac.jp | 16 |
| chimes2024.cc.ocha.ac.jp | 14 |
| chimes2021.cc.ocha.ac.jp | 13 |
| chimes2022.cc.ocha.ac.jp | 13 |
| chimes2025.cc.ocha.ac.jp | 13 |
| ochachu.fz.ocha.ac.jp | 13 |
| chimes2023.cc.ocha.ac.jp | 12 |
| kyozai-db.fz.ocha.ac.jp | 12 |
| moodle.cc.ocha.ac.jp | 12 |
| moodle.fz.ocha.ac.jp | 12 |
| 150th.pr.ocha.ac.jp | 11 |
| www-p.fz.ocha.ac.jp | 11 |
| sofia.phys.ocha.ac.jp | 10 |
| crdeg.cf.ocha.ac.jp | 9 |
| www-p.li.ocha.ac.jp | 9 |
| www-w.cf.ocha.ac.jp | 9 |
| opac.lib.ocha.ac.jp | 8 |
| www-p.hles.ocha.ac.jp | 8 |
| www.ocha.ac.jp | 8 |
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Recent changes
- detected Twitter Emoji (Twemoji) Feb 2026
- dropped Twenty Ten Dec 2025
- dropped Tailwind CSS Aug 2025