EnginesNakajima Ha115Nakajima Ha115Nakajima Ha115LayoutRadialCoolingAirFuelPetrolDisplacement27.9 LAircraft 1193119321933193419351936193719381939194019411942194319441945Ki-43-II≈ Dec 1942 – Aug 1945≈ Dec 1942 – Aug 1945≈ Dec 1942 – Aug 1945≈ Jul 1944 – Dec 1944