How many movies have Kenji Misumi and Yasuhiro Minakami collaborated on?

They have worked on 5 movies together! Their first movie together was Samaritan Zatoichi (1968) while their highest rated movie together was Lone Wolf and Cub: Baby Cart at the River Styx (1972). They have not worked together since Lone Wolf and Cub: Baby Cart at the River Styx (1972). They are most known for their drama films together.