Japanese Naval Type 1 Flexible Aircraft Gun, manufactured by Imperial Japanese Navy's Yokusuka Arsenal in 1944, this is an all original bring-back trophy gun, C&R Amnesty gun. Caliber 7.92 x 57mm (8mm). The Type 1 gun is an exact copy of the German Rheinmetall-Borsig MG15 aircraft gun, made under wartime license agreement. This particular speciment is completely original and fires approximately 1200-1330 rpm with surplus ammunition. It is shown though with a German shoulder stock, for shooting purposes here.