Kyoto Fusioneering

Kyoto Fusioneering (KF) is the world’s premier fusion technology and integrated systems provider. As the largest fusion company to emerge from Japan, we deliver critical-path technologies—including plasma heating, thermal management, and fuel cycle systems—essential for commercial fusion power.

We support many of the world’s most advanced private and public fusion programs, operating globally with subsidiaries in the U.S., UK, and EU, and a joint venture in Canada.