Computers and IT

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Quantum Chemistry Simulation Record: Osaka University Breaks 40-Qubit Barrier Using 1,024 GPUs

Osaka University's QIQB and Fixstars achieved the world's largest quantum chemistry circuit simulation using 1,024 NVIDIA H100 GPUs on Japan's ABCI-Q supercomputer. Breaking the previous 40-qubit barrier, they simulated H₂O with 42 spin orbitals and Fe₂S₂ with 41 qubits — accelerating quantum algorithm development before fault-tolerant quantum computers arrive.

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Quantum Startup Quemix Scores Big on Fugaku: How a Small Japanese Venture Achieved World-First Results on a Supercomputer

Quemix CEO Yuichiro Matsushita achieved a world-first in quantum chemistry simulation on Japan's Fugaku supercomputer. This report explores how researcher autonomy drove the breakthrough, Quemix's partnerships with Honda and Asahi Kasei, and Japan's growing quantum startup ecosystem including QunaSys and Fixstars Amplify.

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NTT's IOWN Ties Up With ETSI: Standardizing Optical Networking Amid the 6G Contest

The NTT-led IOWN Global Forum has signed a comprehensive partnership with ETSI, Europe's telecom standards body, revealed at MWC Barcelona 2026 and following a February tie-up with the Open Compute Project. Where does a photonics-electronics technology promising one hundredth the power and one two-hundredth the latency stand in a 6G standards race between the US, China and Europe? A look at the forum's 170-plus members and its roadmap.

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AI-RAN Alliance: Japan's Government Joins Global Push to Turn Cell Towers Into AI Brains

Japan's Ministry of Internal Affairs and Communications has joined the AI-RAN Alliance, an international consortium turning cell towers into AI processing hubs. With SoftBank, NVIDIA, Samsung, and other tech giants on board, this move signals Japan's commitment to distributed AI infrastructure and its strategic positioning in the US-China tech race heading into the 6G era.

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Typhoon Rapid Intensification: Japan's Fugaku Supercomputer Achieves World-First 100-Meter Simulation

Japan's Fugaku supercomputer achieved the world's first 100-meter resolution simulation of an entire typhoon lifecycle, from initial vortex to super typhoon over 4 days. The breakthrough revealed tiny vortices invisible to conventional 2km models that delay rapid intensification by a full day, offering critical insights for improving typhoon forecasting in an era of climate change.