How many movies have Kazuhisa Takenouchi and Shuichi Iijima collaborated on?

They have worked on 2 movies together! Their first movie together was Interstella 5555: The 5tory of the 5ecret 5tar 5ystem (2003) and was their highest rated movie together. They have not worked together since One Piece: Curse of the Sacred Sword (2004).