How many movies have Koji Totani and Seiko Nakano acted in together?

They have worked on 5 movies together! Their first movie together was The Tomb of Dracula (1980) while their highest rated movie together was Dr. Slump and Arale-chan: Hoyoyo! The Great Race Around The World (1983). They have not worked together since M.D. Geist (1986). They are most known for their animation films together.