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# EuroHPC and Japan's RIKEN sign letter of intent on exascale access
- URL: https://sovereigntymonitor.eu/news/2025-06-11-eurohpc-riken-hanami-letter-of-intent/
- Published: 2025-06-11T12:00:00.000Z
- Updated: 2026-10-21T04:02:14.000Z
- Description: EuroHPC JU and Japan's RIKEN R-CCS signed a letter of intent at ISC25, extending the Hanami project so European researchers gain access to Japan's Fugaku exascale machine for climate, materials and biomedical work.
- Author: Reidar Balstad
- Tags: Compute and infrastructure, #news, #verified, #ai-drafted

Verified AI-drafted [EuroHPC Joint Undertaking press release, 11 June 2025](https://www.eurohpc-ju.europa.eu/riken-r-ccs-and-eurohpc-sign-landmark-letter-intent-empower-exascale-collaboration-hanami-project-2025-06-11%5Fen?ref=sovereigntymonitor.eu)

**What it does not test.** It does not commit funding or set a date for European researchers' first runs on Fugaku.

**How this item counts.** This item is dated before the index starts on 1 January 2026, so it does not count in the [European Sovereignty Index](https://sovereigntymonitor.eu/sovereignty-index/).

**How this item was made.** Drafted by an AI system (Claude (Anthropic)) from the source cited above and published under the editor’s responsibility without a person reading it first. [How the record is made](https://sovereigntymonitor.eu/method/#how-the-record-is-made)