How many movies have Rikiya Koyama and Yuichiro Nakajima collaborated on?

They have worked on 3 movies together! Their first movie together was Lupin the Third vs. Detective Conan: The Movie (2013) 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 animation films together.