How many movies have Haruyasu Ito and Junko Mabuki collaborated on?

They have worked on 5 movies together! Their first movie together was Kairaku Shôten-buro (1979) while their highest rated movie together was Zoom Up: The Beaver Book Girl (1981). They have not worked together since Female Beautician Rope Discipline (1981). They are most known for their drama films together.