| Manufacturer | Mitsubishi |
| Model | Ki-109 |
| Modification | Ki-109 |
| Country | Japan |
| Years | 1944 |
| Type | Fighter |
| Main rotor diameter | - |
| Tail rotor diameter | - |
| Wingspan | 22.50 m |
| Length | 17.95 m |
| Height | 5.80 m |
| Wing area | 65.85 m2 |
| Zero fuel weight | - |
| Empty weight | 7424 kg |
| Maximum takeoff weight | - |
| Normal takeoff weight | 10800 kg |
| Flight duration | - |
| Engine | 2 "Армейский тип 4" |
| Power | 2 x 1900 HP |
| Thrust | - |
| Maximum speed | 550 km/h |
| Cruising speed | 410 km/h |
| Rate of climb | - |
| Practical range | 2200 km |
| Service ceiling | 12000 m |
| Hovering ceiling | - |
| Crew | - |
