How many movies have Hiroshi Osaka and Masahito Yamashita collaborated on?

They have worked on 5 movies together! Their first movie together was City Hunter: .357 Magnum (1989) while their highest rated movie together was Mobile Suit Gundam 0083: Afterglow of Zeon (1992). They have not worked together since RahXephon: Pluralitas Concentio (2003). They are most known for their animation films together.