Person

Satoshi Matsuoka

Director of the RIKEN Center for Computational Science, home of the Fugaku supercomputer.

Director, Center for Computational Science, RIKEN

Articles · since Apr 2026

Coverage · About Satoshi Matsuoka

Jul 7, 2026

HPCAnalysis

The FP64 Debate Didn't Produce a Winner. It Produced a Joint Byline.

Dongarra, Hoefler, and Matsuoka now ask whether supercomputing needs GPUs at all, and the CPU-only machine atop the Top500 is their test vehicle.

Jul 7, 2026 · By Matt Walters · 13 min read

Jun 15, 2026

HPCAnalysis

Reconstructing FP64: How Supercomputing's Establishment Is Adapting Science to AI Silicon

Two papers, Matsuoka's FP8-emulation preprints and the Dongarra 'Ride the Wave' paper, point to a field adapting scientific computing to AI silicon it no longer controls.

Jun 15, 2026 · By Matt Walters · 20 min read

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Apr 27, 2026

HPCJapan's Next Flagship Machine Abandons the Top500 Chase

Covered alongsideFugaku NVIDIA TOP500 Frontier FugakuNEXT ISC Group