How many movies have Minoru Yamazawa and Shinya Ôtaki collaborated on?

They have worked on 3 movies together! Their first movie together was California Crisis: Gun Salvo (1986) while their highest rated movie together was Blood Reign: Curse of the Yoma (1989). They have not worked together since Blood Reign: Curse of the Yoma (1989). They are most known for their science fiction films together.