How many movies have Fumio Matsumoto and Yuzo Sato collaborated on?

They have worked on 8 movies together! Their first movie together was A Tree of Palme (2002) while their highest rated movie together was Go! Anpanman: Fly! The Handkerchief of Hope (2013). They have not worked together since Go! Anpanman: Dororin and the Transformation Carnival (2022). They are most known for their animation films together.