The KM-2B was a further development of the Fuji KM-2 (itself a four-seat development of the T-34 Mentor with a more powerful engine) for use as a primary trainer for the Japan Air Self-Defense Force (JASDF).
The KM-2B is a further development of the Fuji KM-2, which was designed as a primary trainer for the Japan Air Self-Defense Force (JASDF). The KM-2B builds upon the T-34 Mentor's design and incorporates a more powerful engine.