How many movies have Fumitoshi Oizaki and Yasunari Usuda collaborated on?

They have worked on 3 movies together! Their first movie together was Mind Game (2004) while their highest rated movie together was Road to Ninja: Naruto the Movie (2012). They have not worked together since Code Geass: Akito the Exiled 3: The Brightness Falls (2015). They are most known for their animation films together.