How many movies have Hiroaki Hirata and Konosuke Uda collaborated on?

They have worked on 6 movies together! Their first movie together was One Piece: Dead End Adventure (2003) while their highest rated movie together was One Piece: Adventure of Nebulandia (2015). They have not worked together since One Piece: Episode of Skypiea (2018). They are most known for their adventure films together.