Guns九四式三十七粍戦車砲九四式三十七粍戦車砲九四式三十七粍戦車砲Caliber37 mmBarrel length36.7 calibersService193119321933193419351936193719381939194019411942194319441945Japan · China≈ Aug 1937 – Aug 1945Japan · Southeast Asia≈ Dec 1941 – Apr 1945Japan · Pacific22 Dec 1941 – 18 Aug 1945Thailand · Southeast Asia≈ 10 May 1942 – Jan 1943Vehicles 4Type 95 Ha-Go (command)Type 95 Ha-Go (early)Type 95 Ha-Go (mid)Type 95 Ha-Go (North Manchuria type)