How many movies have Hirofumi Sakagami and Honami Arai collaborated on?

They have worked on 5 movies together! Their first movie together was Lupin the Third vs. Detective Conan: The Movie (2013) while their highest rated movie together was Gintama: The Very Final (2021). They have not worked together since Gintama: The Very Final (2021). They are most known for their action films together.