How many movies have Hiroshi Kamiya and Takashi Mamezuka collaborated on?

They have worked on 3 movies together! Their first movie together was Macross Frontier: The False Songstress (2009) while their highest rated movie together was Fate/stay night: Heaven's Feel I. Presage Flower (2017). They have not worked together since Fate/stay night: Heaven's Feel I. Presage Flower (2017). They are most known for their romance films together.