How many movies have Hitoshi Kaneko and Toshiya Niidome collaborated on?

They have worked on 2 movies together! Their first movie together was Lily C.A.T. (1987) while their highest rated movie together was Kimagure Orange Road: I Want to Return to That Day (1988). They have not worked together since Kimagure Orange Road: I Want to Return to That Day (1988).