How many movies have Masahito Yamashita and Osamu Nabeshima collaborated on?

They have worked on 5 movies together! Their first movie together was Space Warriors Baldios (1981) while their highest rated movie together was Yu Yu Hakusho: Poltergeist Report (1994). They have not worked together since Detective Conan: The Darkest Nightmare (2016). They are most known for their animation films together.