https://en.wikipedia.org/wiki/Nakajima_Ki-87

General characteristics

• Crew: 1
• Length: 11.82 m (38 ft 9 in)
• Wingspan: 13.423 m (44 ft 0 in)
• Height: 4.503 m (14 ft 9 in)
• Wing area: 26 m² (280 sq ft)
• Empty weight: 4,387 kg (9,672 lb)
• Gross weight: 5,632 kg (12,416 lb)
• Max takeoff weight: 6,100 kg (13,448 lb)
• Powerplant: 1 × Nakajima Ha219 Ru (Ha-44 Model 11) 18-cylinder air-cooled radial piston engine, 1,800 kW (2,400 hp) for take-off

1,641 kW (2,200 hp) at 1,500 m (4,921 ft)1,529 kW (2,050 hp) at 6,000 m (19,685 ft)1,380 kW (1,850 hp) at 10,500 m (34,449 ft)

• Propellers: 4-bladed constant-speed metal propeller

Performance

• Maximum speed: 706 km/h (439 mph; 381 kn) at 11,000 m (36,089 ft)
• Endurance: 2 hours
• Service ceiling: 12,855 m (42,175 ft)
• Time to altitude: 10,000 m (32,808 ft) in 14 minutes 12 seconds
• Wing loading: 216.6 kg/m² (44.4 lb/sq ft)
• Power/mass: 0.3161 kW/kg (0.1923 hp/lb)

Armament

• Guns: 2 × 30 mm (1.18 in) Ho-155 cannon in the outer wing panels and 2 × 20 mm synchronized Ho-5 cannon in the wing roots
• Bombs: 1 x 250 kg (550 lb) bomb under fuselage