Type 91 Armored Railroad Car "So-Mo"

Introduced Year : 1930
Weight : 7 ton
Dimensions: 6.58 x 1.9 x 2.95(h) m
Armor (max) : 6 mm
Speed (max) : 40 km/hr (ground), 60km/hr (railroad)
Engine : Gasoline Engine 50 HP
Armaments : No fixed weapons. Crews carried a rifle or a machine gun.
Crew : 6
Production Qty : 1,000

Type 91 Armored Car could run on both railway and road by changing wheels. It was used in order to guard railways in Manchuria by railway engineers.