How many movies have Mitsuko Baba and Tomokazu Shiratori collaborated on?

They have worked on 3 movies together! Their first movie together was One Piece: Baron Omatsuri and the Secret Island (2005) while their highest rated movie together was Zatch Bell! Attack of Mechavulcan (2005). They have not worked together since HeartCatch PreCure! the Movie: Fashion Show in the City of Flowers!? (2010). They are most known for their action films together.