How many movies have Denjirō Ōkōchi and Hanshiro Iwai acted in together?

They have worked on 3 movies together! Their first movie together was The Men Who Tread on the Tiger's Tail (1952) while their highest rated movie together was Yagyu Secret Scrolls (1957). They have not worked together since Yagyu Secret Scrolls: Ninjitsu - Part II (1958). They are most known for their adventure films together.