Japan to let private sector use 3 nuclear fusion R&D sites

Government aims to speed commercialization of new clean power generation tech

20260111N Nuclear Fusion

A nuclear fusion testing facility in Ibaraki prefecture. The Japanese government plans to open up research sites focused on fusion power generation to private companies. (Photo by Kento Fukui)

SACHIKO KAWAHARA and RIEKO MIKI

January 12, 2026 00:47 JST

TOKYO -- The Japanese government will open up national research and development facilities focused on nuclear fusion power generation to the private sector in fiscal 2026 as part of a drive to generate electricity with the technology by the 2030s.

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