 8×22mm Nambu

The 8×22mm Nambu is a semi-rimmed, bottleneck handgun cartridge introduced in Japan in 1904.It was used in the Type A and B Nambus, Type 14 Nambu and Type 94 pistols, Tokyo Arsenal Model 1927, Type II machine pistol, Hino Komuro M1908 Pistol and the Type 100 submachine gun.