How many movies have Ikuo Kuwana and Sushio collaborated on?

They have worked on 4 movies together! Their first movie together was Steamboy (2004) while their highest rated movie together was Gurren Lagann the Movie: The Lights in the Sky Are Stars (2009). They have not worked together since Evangelion: 2.0 You Can (Not) Advance (2009). They are most known for their animation films together.