How many movies have Haruka Tanaka and Masaki Hinata collaborated on?

They have worked on 4 movies together! Their first movie together was RahXephon: Pluralitas Concentio (2003) while their highest rated movie together was Fullmetal Alchemist the Movie: Conqueror of Shamballa (2005). They have not worked together since Psycho-Pass: The Movie (2015). They are most known for their animation films together.