1st Independent Mixed Brigade (Imperial Japanese Army)

IJA 1st Independent Mixed Brigade (IJA stands for Imperial Japanese Army) consisted of the following units:


 * 4th Tank Battalion
 * 12 Type-89 Medium Tanks
 * 13 Type-95 Light Tanks
 * 12 Type-94 Tankettes
 * 4 Armored Engineer Vehicles
 * 1st Independent Infantry Regiment
 * 1st Independent Artillery Battalion
 * 1st Independent Engineer Company

In July 1937 at the beginning of the Second Sino-Japanese War, the brigade was known as the Sakai Brigade, for its commander, Lt. General Koji Sakai.