Fujitsu and Riken develop world-leading quantum computer

Fujitsu and Riken have unveiled a cutting-edge 256-qubit superconducting quantum computer, four times more powerful than their predecessor. This advanced machine is expected to be available by June for use in research and industry. The development underscores the growing competition in quantum computing worldwide as companies strive to enhance computational efficiency and error detection. Fujitsu and Riken aim to push further with a 1,000-qubit model by fiscal 2026, focusing on reliable performance through innovative cooling techniques.