--- title: "Which companies in Japan use Anthropic Claude?" description: "株式会社カオナビ, 株式会社ジｰニー and more. 406 companies hiring in Japan whose own job postings show they use Anthropic Claude: 15 confirmed, 391 likely. Updated daily from l" canonical: https://jobspipe.dev/technologies/anthropic/jp --- # Which companies in Japan use Anthropic Claude? > 株式会社カオナビ, 株式会社ジｰニー and more. 406 companies hiring in Japan whose own job postings show they use Anthropic Claude: 15 confirmed, 391 likely. Updated daily from live postings. **Canonical URL:** https://jobspipe.dev/technologies/anthropic/jp 406 companies with postings in Japan use Anthropic Claude according to their own job postings: 15 confirmed and 391 likely. The 2 listed below are confirmed users with at least 2 postings and a verified website; the rest are counted here but not named. - **Confirmed companies:** 15 - **Likely companies:** 391 - **Category:** Machine learning & AI - **As of:** 25 Sep 2026 ## Companies using Anthropic Claude | # | Company | Postings naming it | Last seen | |---|---|---|---| | 1 | [株式会社カオナビ](https://jobspipe.dev/hiring/corp.kaonavi.jp) | 11 | 25 Sep 2026 | | 2 | [株式会社ジｰニー](https://jobspipe.dev/hiring/geniee.co.jp) | 4 | 25 Sep 2026 | ## By country - [United States](https://jobspipe.dev/technologies/anthropic/us) - [India](https://jobspipe.dev/technologies/anthropic/in) - [United Kingdom](https://jobspipe.dev/technologies/anthropic/gb) - [Canada](https://jobspipe.dev/technologies/anthropic/ca) - [Germany](https://jobspipe.dev/technologies/anthropic/de) - [Brazil](https://jobspipe.dev/technologies/anthropic/br) - [Mexico](https://jobspipe.dev/technologies/anthropic/mx) - [Poland](https://jobspipe.dev/technologies/anthropic/pl) - [France](https://jobspipe.dev/technologies/anthropic/fr) Worldwide: [Which companies use Anthropic Claude?](https://jobspipe.dev/technologies/anthropic) ## Related - [Anthropic by industry, country and company size](https://jobspipe.dev/companies-using/anthropic) ## FAQ ### How many companies use Anthropic Claude in Japan? 406 companies in Japan have job postings that show they use Anthropic Claude, as of 25 Sep 2026. 15 are confirmed and 391 are likely. ### Which companies use Anthropic Claude in Japan? 株式会社カオナビ, 株式会社ジｰニー are among the confirmed Anthropic Claude users with the most postings naming it in Japan. The full list on this page names 2 companies. ### How does JobsPipe know a company uses Anthropic Claude? From the company's own job postings. Each posting is read for the technologies it names, and every company and technology pair is graded: confirmed when two independent checks agree on Anthropic Claude in at least one posting, likely when it is a stated requirement or appears in two separate postings. A single passing mention is not counted here. It is evidence of a team working with Anthropic Claude, not a purchase record. ## Reproduce ```bash curl -X POST https://api.jobspipe.dev/v1/companies/search -H "Authorization: Bearer $JOBSPIPE_API_KEY" -H "Content-Type: application/json" -d '{"company_technology_slug_or":["anthropic"],"tier_min":"confirmed","company_country_code_or":["JP"],"limit":25}' ``` --- AI agents: the full machine-readable index of this site is https://jobspipe.dev/llms.txt?src=md-twin - API quickstart, no-key sandbox (POST https://api.jobspipe.dev/v1/sandbox/jobs/search), MCP server, pricing. Free key: https://jobspipe.dev/signup