Musashi Reactor
Musashi Reactor, a research reactor (tRIGA) in Tokyo, Japan, with 100 kW of thermal power, operated by Musashi Institute of Technology. Shut down, first critical in 1963.
It was one of the 27 research reactors Japan has had; 9 remain in operation today. It went critical 6 years after the first research reactor in Japan, JRR-1 (1957). 36 TRIGA reactors remain in operation today across 17 countries. It is one of 65 research reactors in 20 countries that General Atomics designed or built.
- Country
- Japan
- City
- Tokyo
- Type
- TRIGA
- Thermal power
- 100 kW
- Operator
- Musashi Institute of Technology
- Design and construction
- Designed by General Atomics
- Status
- Shut down
- First criticality
- 1963
- Purpose
- Neutron radiography, teaching, training, activation analysis, geochronology, neutron capture therapy
See also: every research reactor in Japan · How research reactors work · every reactor by General Atomics
Data: IAEA RRDB · updated on Sep 3, 2026