How many movies have Eiichiro Oda and Yang Byung-gil collaborated on?

They have worked on 3 movies together! Their first movie together was One Piece: Giant Mecha Soldier of Karakuri Castle (2006) and was their highest rated movie together. They have not worked together since One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom (2008). They are most known for their comedy films together.