How many movies have Hiroshi Kamiya and Kenji Kawai collaborated on?

They have worked on 9 movies together! Their first movie together was Mobile Suit Gundam 00 The Movie: -A Wakening of the Trailblazer- (2010) while their highest rated movie together was Ultraman Geed the Movie: Connect! The Wishes!! (2018). They have not worked together since Ultraman Geed the Movie: Connect! The Wishes!! (2018). They are most known for their science fiction films together.