Tokyo Koku KI-107


1st Flight 1943

Crew: 2 (Teacher and student pilot)

Length: 8.05 m (26 ft 5 in)

Wingspan: 10.02 m (32 ft 10.5 in)

Gross weight: 829 kg (1,828 lb)

Powerplant: 1 × Hitachi Hatsukaze Ha-47 (Ha-11) 4-cylinder inline piston engine, 82 kW (110 hp)


Maximum speed: 197 km/h (122 mph, 106 kn)


The Tokyo Koku Ki-107 was a Japanese military training aircraft for the Imperial Japanese Army Air Force.

The Ki-107 was a wooden-built low-wing two-seat monoplane with an open cockpit.

Powered by a Hitachi Hatsukaze Ha-47 (Ha-11) inline piston engine it first flew in October 1943.

The Japanese Army had ordered 450 as primary trainers as replacement for the Kokusai Ki-86, but production was held up by air raids and only 29 had been delivered by the end of the war.

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