How many movies have Hiroshi Kamiya and Soichiro Hoshi acted in together?

They have worked on 8 movies together! Their first movie together was Macross Frontier: The False Songstress (2009) while their highest rated movie together was Kuroko's Basketball the Movie: Last Game (2017). They have not worked together since Kuroko's Basketball the Movie: Last Game (2017). They are most known for their animation films together.