PredictionHardwarePending

Japan's Moonshot team aims for a 10,000-qubit neutral-atom fault-tolerant computer

Due Mar 2031

Japan's Institute for Molecular Science said in August 2026 that by March 2031 its Moonshot team aims to build a neutral-atom fault-tolerant quantum computer with 10,000 physical qubits and error correction, open to outside users.

Predicted by: Institute for Molecular Science
Type: Government target
Said on: Aug 24, 2026
Original deadline: by March 2031 (Mar 2031)
Status: Pending

See it on the timeline

Japan switches on Shunkai, its first full-stack neutral-atom quantum computer (Aug 24, 2026)
Japan's Moonshot aims to show error correction on a mid-sized machine by 2030 (due 2030)

Added Nov 2, 2026. Spotted an error? Tell us and we will review it.

Japan's Moonshot team aims for a 10,000-qubit neutral-atom fault-tolerant computer

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