How many movies have Katsuya Yamamoto and Minefumi Harada collaborated on?

They have worked on 3 movies together! Their first movie together was Doraemon: Nobita and the Tin Labyrinth (1993) while their highest rated movie together was Go! Anpanman: The Flying Picture Book and the Glass Shoes (1996). They have not worked together since Go! Anpanman: The Flying Picture Book and the Glass Shoes (1996). They are most known for their animation films together.