Nakajima Ki-115 Tsurugi

1st Flight 1945

The Nakajima Ki-115 Tsurugi was a one man kamikaze aircraft developed by the Imperial Japanese Army Air Force in the closing stages of World War II in 1945.

The Imperial Japanese Navy called this aircraft Tōka.

Variants

Ki-115 Tsurugi: Single-seat suicide attack aircraft, production version.

Specifications

Crew: 1

Length: 8.55 m (28 ft 1 in)

Wingspan: 8.6 m (28 ft 3 in)

Height: 3.3 m (10 ft 10 in)

Wing area: 12.4 m2 (133 sq ft)

Empty weight: 1,640 kg (3,616 lb)

Gross weight: 2,580 kg (5,688 lb)

Max take-off weight: 2,880 kg (6,349 lb) with 800 kg (1,764 lb) bomb

Powerplant: 1 × Nakajima Ha-35 Model 23 14-cylinder air-cooled radial piston engine, 840 kW (1,130 hp) for take-off

980 hp (731 kW) at 6,000 m (20,000 ft)

Powerplant: 2 × solid rocket attack boosters (optional)

Propellers: 3-bladed fixed-pitch metal propeller

Performance

Maximum speed: 550 km/h (340 mph, 300 kn) at 2,800 m (9,186 ft) with undercarriage jettisoned

Cruise speed: 300 km/h (190 mph, 160 kn)

Range: 1,200 km (750 mi, 650 nmi)

Wing loading: 208 kg/m2 (43 lb/sq ft)

Power/mass: 0.322 kW/kg (0.196 hp/lb)

Armament

Bombs: 1 × 250 kg (550 lb), 500 kg (1,100 lb), or 800 kg (1,800 lb) bomb.

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