How many movies have Hiroaki Kurahashi and Yukio Kohama acted in together?

They have worked on 6 movies together! Their first movie together was Emperor Meiji and the Great Russo-Japanese War (1957) while their highest rated movie together was The Military Policeman and the Dismembered Beauty (1957). They have not worked together since Decisive Battle at Kuroda Castle (1960). They are most known for their history films together.