How many movies have Hideyuki Tanaka and Koji Ishii acted in together?

They have worked on 4 movies together! Their first movie together was Rail of the Star - A True Story of Children and War (1993) while their highest rated movie together was Legend of the Galactic Heroes: Overture to a New War (1993). They have not worked together since Case Closed: The Million-Dollar Pentagram (2024). They are most known for their animation films together.