How many movies have Hiroshi Izumida and Kōji Hirose acted in together?

They have worked on 12 movies together! Their first movie together was Speed King (1956) while their highest rated movie together was Ghost Stories of Wanderer at Honjo (1957). They have not worked together since 皇室と戦争とわが民族 (1960). They are most known for their drama films together.

Role
Lieutenant Colonel Shiraishi
Role
Navy General Staff Chief Nagano