How many movies have Momoko Makiuchi and Shiro Hamaguchi collaborated on?

They have worked on 3 movies together! Their first movie together was One Piece: Dead End Adventure (2003) while their highest rated movie together was Girls und Panzer das Finale: Part IV (2023). They have not worked together since Girls und Panzer das Finale: Part IV (2023). They are most known for their animation films together.