How many movies have Kazuhiko Yamaguchi and Toshiaki Tsushima collaborated on?

They have worked on 7 movies together! Their first movie together was Delinquent Girl Boss: Blossoming Night Dreams (1970) while their highest rated movie together was Delinquent Girl Boss: Ballad of Yokohama Hoods (1971). They have not worked together since A Woman’s Road (1973). They are most known for their crime films together.