How many movies have Koichi Horikawa and Yutaka Nakamura collaborated on?

They have worked on 4 movies together! Their first movie together was Mobile Suit Gundam: The 08th MS Team - Miller's Report (1998) while their highest rated movie together was My Hero Academia: Heroes Rising (2019). They have not worked together since My Hero Academia: Heroes Rising (2019). They are most known for their animation films together.