How many movies have Kunihiko Yuyama and Motonori Sakakibara collaborated on?

They have worked on 2 movies together! Their first movie together was Rudolf the Black Cat (2016) while their highest rated movie together was Pokémon the Movie: Mewtwo Strikes Back - Evolution (2019). They have not worked together since Pokémon the Movie: Mewtwo Strikes Back - Evolution (2019).