How many movies have Shin Yamanaka and Toshio Hosokawa collaborated on?

They have worked on 6 movies together! Their first movie together was Submarine Ro Hasn't Surfaced (1954) while their highest rated movie together was The Military Policeman and the Dismembered Beauty (1957). They have not worked together since Female Slave Ship (1960). They are most known for their war films together.