How many movies have Haruyasu Ito and Nobumasa Mizunoo collaborated on?

They have worked on 9 movies together! Their first movie together was Zoom Up: The Beaver Book Girl (1981) while their highest rated movie together was Nurse Diary: Beast Afternoon (1982). They have not worked together since Akai nawa: Hateru made (1987). They are most known for their drama films together.