How many movies have Hirokata Takahashi and Yutaka Fujioka collaborated on?

They have worked on 8 movies together! Their first movie together was Lupin the Third: The Castle of Cagliostro (1979) while their highest rated movie together was Makoto-chan (1980). They have not worked together since Golgo 13: The Professional (1983). They are most known for their animation films together.