How many movies have Eiichiro Oda and Mahito Ohba collaborated on?

They have worked on 5 movies together! Their first movie together was One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom (2008) while their highest rated movie together was One Piece: Stampede (2019). They have not worked together since One Piece Film Red (2022). They are most known for their action films together.