--- title: "Which companies in Japan use Anthropic Claude?" description: "Tailor, G Talent, Rakuten, AstraZeneca and more. 835 companies hiring in Japan whose own job postings show they use Anthropic Claude: 335 confirmed, 500 likely." canonical: https://jobspipe.dev/technologies/anthropic/jp --- # Which companies in Japan use Anthropic Claude? > Tailor, G Talent, Rakuten, AstraZeneca and more. 835 companies hiring in Japan whose own job postings show they use Anthropic Claude: 335 confirmed, 500 likely. Updated daily from live postings. **Canonical URL:** https://jobspipe.dev/technologies/anthropic/jp 835 companies with postings in Japan use Anthropic Claude according to their own job postings: 335 confirmed and 500 likely. The 35 listed below are confirmed users with at least 2 postings and a verified website; the rest are counted here but not named. - **Confirmed companies:** 335 - **Likely companies:** 500 - **Category:** Machine learning & AI - **As of:** 25 Sep 2026 ## Companies using Anthropic Claude | # | Company | Postings naming it | Last seen | |---|---|---|---| | 1 | [Tailor](https://jobspipe.dev/hiring/tailor.tech) | 139 | 6 Nov 2026 | | 2 | [G Talent](https://jobspipe.dev/hiring/gtalent.jp) | 62 | 1 Nov 2026 | | 3 | [Rakuten](https://jobspipe.dev/hiring/global.rakuten.com) | 39 | 6 Nov 2026 | | 4 | [AstraZeneca](https://jobspipe.dev/hiring/astrazeneca.com) | 33 | 6 Nov 2026 | | 5 | [BLOOMTECH, Inc](https://jobspipe.dev/hiring/bloomtech.co.jp) | 33 | 6 Nov 2026 | | 6 | [Mercari, Inc.](https://jobspipe.dev/hiring/careers.mercari.com) | 31 | 6 Nov 2026 | | 7 | [Match Group](https://jobspipe.dev/hiring/mtch.com) | 28 | 6 Nov 2026 | | 8 | [Box](https://jobspipe.dev/hiring/box.com) | 27 | 6 Nov 2026 | | 9 | [Randstad Japan](https://jobspipe.dev/hiring/randstad.co.jp) | 16 | 5 Nov 2026 | | 10 | [Neuberger](https://jobspipe.dev/hiring/nb.com) | 15 | 6 Nov 2026 | | 11 | [Rokt](https://jobspipe.dev/hiring/rokt.com) | 15 | 5 Nov 2026 | | 12 | [Treasure AI](https://jobspipe.dev/hiring/treasure.ai) | 14 | 26 Oct 2026 | | 13 | [United World Inc](https://jobspipe.dev/hiring/unitedworld.jp) | 12 | 1 Nov 2026 | | 14 | [株式会社カオナビ](https://jobspipe.dev/hiring/corp.kaonavi.jp) | 11 | 26 Sep 2026 | | 15 | [Pairs](https://jobspipe.dev/hiring/pairs.ai) | 10 | 29 Oct 2026 | | 16 | [株式会社BALLAS](https://jobspipe.dev/hiring/ballas.biz) | 8 | 10 Oct 2026 | | 17 | [株式会社IVRy](https://jobspipe.dev/hiring/ivry.jp) | 8 | 4 Nov 2026 | | 18 | [Build+](https://jobspipe.dev/hiring/build.inc) | 7 | 25 Oct 2026 | | 19 | [SmartNews](https://jobspipe.dev/hiring/about.smartnews.com) | 7 | 2 Nov 2026 | | 20 | [株式会社Augue](https://jobspipe.dev/hiring/augue.co.jp) | 7 | 16 Oct 2026 | | 21 | [株式会社ジｰニー](https://jobspipe.dev/hiring/geniee.co.jp) | 7 | 22 Oct 2026 | | 22 | [CyberAgent, Inc.](https://jobspipe.dev/hiring/cyberagent.co.jp) | 6 | 21 Oct 2026 | | 23 | [GAIDOOR RECRUIT](https://jobspipe.dev/hiring/gaidoor.co.jp) | 6 | 3 Nov 2026 | | 24 | [OMRON Group](https://jobspipe.dev/hiring/omron.com) | 6 | 22 Oct 2026 | | 25 | [Third Intelligence](https://jobspipe.dev/hiring/third-intelligence.com) | 6 | 5 Nov 2026 | | 26 | [LayerX](https://jobspipe.dev/hiring/layerx.co.jp) | 5 | 15 Oct 2026 | | 27 | [A1A株式会社](https://jobspipe.dev/hiring/a1a.co.jp) | 4 | 2 Oct 2026 | | 28 | [MODE, Inc.](https://jobspipe.dev/hiring/modelabs.tech) | 4 | 10 Aug 2026 | | 29 | [Polar Fox Co.,Ltd.](https://jobspipe.dev/hiring/polarfox.co.jp) | 3 | 22 Oct 2026 | | 30 | [タイグロンパートナーズ](https://jobspipe.dev/hiring/tiglon-partners.com) | 3 | 30 Oct 2026 | | 31 | [リクロマ株式会社](https://jobspipe.dev/hiring/rechroma.co.jp) | 3 | 21 Oct 2026 | | 32 | [レバテック株式会社](https://jobspipe.dev/hiring/levtech.jp) | 3 | 5 Nov 2026 | | 33 | [Digital Agency, Government of Japan](https://jobspipe.dev/hiring/digital.go.jp) | 2 | 4 Nov 2026 | | 34 | [PeopleX Inc. Active Connector Group](https://jobspipe.dev/hiring/active-connector.com) | 2 | 29 Oct 2026 | | 35 | [RAKSUL](https://jobspipe.dev/hiring/corp.raksul.com) | 2 | 28 Oct 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) - [Germany](https://jobspipe.dev/technologies/anthropic/de) - [Canada](https://jobspipe.dev/technologies/anthropic/ca) - [France](https://jobspipe.dev/technologies/anthropic/fr) - [Brazil](https://jobspipe.dev/technologies/anthropic/br) - [Mexico](https://jobspipe.dev/technologies/anthropic/mx) - [Poland](https://jobspipe.dev/technologies/anthropic/pl) - [Spain](https://jobspipe.dev/technologies/anthropic/es) 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? 835 companies in Japan have job postings that show they use Anthropic Claude, as of 25 Sep 2026. 335 are confirmed and 500 are likely. ### Which companies use Anthropic Claude in Japan? Tailor, G Talent, Rakuten, AstraZeneca, BLOOMTECH, Inc are among the confirmed Anthropic Claude users with the most postings naming it in Japan. The full list on this page names 35 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}' ``` --- Try it with no key: `curl -d '{"limit":3}' https://api.jobspipe.dev/v1/sandbox/jobs/search`. AI agents: the full machine-readable index of this site is https://jobspipe.dev/llms.txt?src=md-twin - API quickstart, MCP server, pricing. Free key (1,000 jobs to start): https://jobspipe.dev/signup