How many movies have Makoto Matsuoka and Toshiatsu Kôzuma collaborated on?

They have worked on 18 movies together! Their first movie together was Rôjin no sei: Wakazuma ikenie (1996) while their highest rated movie together was Gibo no onanii: Hatsujô roshutsu (1997). They have not worked together since Bullying Housewives: Lewd Heaven (2000). They are most known for their drama films together.