How many movies have Kinji Nakamura and Takuzō Kawatani acted in together?

They have worked on 38 movies together! Their first movie together was The Protector (1966) while their highest rated movie together was Terrifying Girls' High School: Delinquent Convulsion Group (1973). They have not worked together since Doberman Cop (1977). They are most known for their crime films together.