How many movies have Ikue Otani and Masahiro Yoshizaki collaborated on?

They have worked on 3 movies together! Their first movie together was One Piece: Episode of Chopper Plus: Bloom in the Winter, Miracle Cherry Blossom (2008) and was their highest rated movie together. They have not worked together since Pokémon the Movie: Volcanion and the Mechanical Marvel (2016). They are most known for their animation films together.