8mm Nambu. 4.6" barrel. SN: 12242. Blued finish, 25-groove Asian hardwood slab style grip panels. Short recoil operated fixed barrel magazine fed semiautomatic pistol with small triggerguard, fixed notch rear sight, dovetailed blade front sight, and safety lever. Standard markings on fame with a Showa date of 5.4 (April of 1930) and Tokyo Arsenal mark. Matching serial numbers on frame, trigger and bolt. Aluminum base nickel plated magazine mismatched and numbered 961.