How many movies have Taeko Oda and Yasushi Tanizawa collaborated on?

They have worked on 2 movies together! Their first movie together was Chocolate Underground the Movie (2009) while their highest rated movie together was Inazuma Eleven GO The Movie: The Ultimate Bonds Gryphon (2011). They have not worked together since Inazuma Eleven GO The Movie: The Ultimate Bonds Gryphon (2011).