How many movies have Shunsuke Kikuchi and Susumu Takaku collaborated on?

They have worked on 4 movies together! Their first movie together was The Golden Bat (1966) while their highest rated movie together was Kamen Rider: Eight Riders vs. Galaxy King (1980). They have not worked together since Kamen Rider: Eight Riders vs. Galaxy King (1980). They are most known for their science fiction films together.