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Anthropic Establishes Tokyo Office, Partners with Japan AI Safety Institute

Anthropic has opened its first Asia-Pacific office in Tokyo and signed a Memorandum of Cooperation with the Japan AI Safety Institute to collaborate on AI evaluation methodologies.

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Source · Sep 10, 2026, 6:31 PM · On Illumora · Sep 10, 2026, 6:38 PM

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Read the source →Anthropic News (priority) — Anthropic opens Tokyo office, signs a Memorandum of Cooperation with the Japan AI Safety Institute
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Anthropic, an AI safety and research company, has expanded its international presence by opening its first Asia-Pacific office in Tokyo. This move was accompanied by a Memorandum of Cooperation with the Japan AI Safety Institute, focusing on AI evaluation methodologies and monitoring emerging trends.

Anthropic's CEO and co-founder, Dario Amodei, traveled to Tokyo to meet with Prime Minister Takaichi and address the LDP Digitization Headquarters Committee. The company also hosted its first Builder Summit in Tokyo, engaging with over 150 startups and founders building with Claude.

Key Points

  • Anthropic opened its first Asia-Pacific office in Tokyo this week.
  • A Memorandum of Cooperation was signed with the Japan AI Safety Institute to collaborate on AI evaluation methodologies and monitor emerging trends.
  • This partnership builds on Anthropic's collaborations with other AI safety institutes, including the US Center for AI Standards and Innovation (CAISI) and the UK's AI Security Institute.
  • In November 2024, the US and UK institutes conducted a joint evaluation of Claude 3.5 Sonnet.
  • Anthropic joined the Hiroshima AI Process Friends Group this week, reinforcing its commitment to the framework established in 2023.
  • Rakuten is using Claude for autonomous coding projects, and Nomura Research Institute has transformed document analysis with Claude.
  • Classmethod reports achieving 10x productivity gains, with Claude Code generating 99% of a recent project's codebase.
  • Anthropic's run rate revenue in Asia Pacific has grown more than 10x in the past year.

Context

According to Anthropic, the expansion into Japan reflects the country's high AI adoption rate, ranking in the top 25% globally. Japanese businesses reportedly use AI as a collaborative tool to augment human capabilities, focusing on productivity-enhancing tasks such as academic research, writing, and document editing. This approach emphasizes enhancing creativity and communication quality rather than replacing human judgment.

Why It Matters

This expansion and partnership indicate a strategic focus by Anthropic on international collaboration for AI safety and development. The agreements with national AI safety institutes and the Hiroshima AI Process Friends Group highlight a growing emphasis on shared evaluation standards and responsible AI deployment across borders, potentially influencing how builders approach global AI development and governance.

What To Do

  • Note the emphasis on international cooperation for AI evaluation standards.
  • Observe how companies like Rakuten, Nomura Research Institute, and Classmethod are integrating Claude for specific productivity gains.
  • Watch for further announcements regarding Anthropic's planned expansions into Seoul and Bengaluru.
  • Consider the implications of the November 2024 joint evaluation of Claude 3.5 Sonnet by the US and UK institutes for future evaluation methodologies.

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