How many movies have Ikuo Sekimoto and Seiko Shimura collaborated on?

They have worked on 6 movies together! Their first movie together was Terrifying Girls' High School: Women's Violent Classroom (1972) while their highest rated movie together was Terrifying Girls' High School: Delinquent Convulsion Group (1973). They have not worked together since Momotarō Zamurai III (1994). They are most known for their drama films together.