How many movies have Ai Kawashima and Eiji Takemoto collaborated on?

They have worked on 2 movies together! Their first movie together was The Place Promised in Our Early Days (2004) while their highest rated movie together was One Piece: The Desert Princess and the Pirates: Adventure in Alabasta (2007). They have not worked together since One Piece: The Desert Princess and the Pirates: Adventure in Alabasta (2007).