General Hisaichi Terauchi, commander of the Southern Expeditionary Army Group, began the campaign by sending the 16th Army under command of General Hitoshi Imamura to attack Borneo.
Hisaichi Terauchi, commander of the Southern Expeditionary Army Group, began the campaign by sending the 16th Army, led by General Hitoshi Imamura, to attack Borneo.