How many movies have Minoru Asuka and Mitsugi Okura collaborated on?

They have worked on 4 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 The Pacific War and the International Military Tribunal (1959). They are most known for their war films together.