How many movies have Yukio Kohama and Yōzō Takamura acted in together?

They have worked on 5 movies together! Their first movie together was Submarine Ro Hasn't Surfaced (1954) while their highest rated movie together was Traitors of the Blue Castle (1957). They have not worked together since Decisive Battle at Kuroda Castle (1960). They are most known for their history films together.