How many movies have Kissei Kumamoto and Shinji Yamada collaborated on?

They have worked on 3 movies together! Their first movie together was Pink Salon: 'We're Waiting for You with Tissue Paper' (1977) while their highest rated movie together was Niku dorei: Kanashiki gangu (1982). They have not worked together since Beauty Rope Cosmetology (1983). They are most known for their drama films together.