How many movies have Issei Futamata and Kiyoshi Kobayashi acted in together?

They have worked on 9 movies together! Their first movie together was Crusher Joe (1983) while their highest rated movie together was Legend of the Galactic Heroes: Overture to a New War (1993). They have not worked together since Death Note Relight 2: L's Successors (2009). They are most known for their animation films together.