How many movies have Takeshi Seyama and Yuko Kusumoto collaborated on?

They have worked on 3 movies together! Their first movie together was Lupin the Third: The Fuma Conspiracy (1987) while their highest rated movie together was Akira (1988). They have not worked together since WXIII: Patlabor The Movie 3 (2002). They are most known for their animation films together.