OptQC Corp. (Head Office: Toshima-ku, Tokyo; CEO: Kan Takase), a developer of optical quantum computers, is pleased to announce the official launch of the ...

Quantum computers are shifting from lab curiosities into real machines that can already outperform classical systems on ...

OptQC, aiming for early realization of optical quantum computers, announced on the 23rd raising a total of 650 million yen in seed funding. Global Brain led the round, with participation from UTokyo ...

Fujitsu and Riken said Tuesday that they have developed a world-leading 256-qubit superconducting quantum computer with four times the computing power of its predecessor. The new computer will be ...

The gap between conventional and quantum computers is closing when it comes to simulating scrambling of quantum information Figure 1: A close-up of the trapped-ion ...

RIKEN and Fujitsu Limited have developed a 256-qubit superconducting quantum computer that will significantly expand their joint quantum computing capabilities. The system, located at the RIKEN ...

TOKYO -- Fujitsu aims to develop a superconducting quantum computer on a par with the world's most powerful machines by fiscal 2030 using advanced cooling methods, as the country looks to catch up ...

TOKYO -- A Japanese government research institute is teaming with Intel to develop a next-generation quantum computer using the U.S. company's advanced chips, Nikkei has learned.

"Quantum" may seem like a useless buzzword, but quantum computing is a real thing, and it's actually understandable even if ...

量子コンピューター企業のD-Wave Quantum(D-Wave)が2025年3月に査読付き学術誌のScienceに掲載した論文で、古典コンピューターに解決できない問題を量子コンピューターが解決する「量子超越性」を実用的なタスクで実証したと報告しました。これに対し、一部の ...

IBM、新しいIBM Quantumデータセンターで世界初の大規模なフォールト・トレラント量子コンピューターの構築に着手 IBM Quantum ...