How many movies have Masatoshi Muto and Unsho Ishizuka collaborated on?

They have worked on 4 movies together! Their first movie together was Pokémon the Movie 2000 (1999) while their highest rated movie together was Pokémon: Lucario and the Mystery of Mew (2005). They have not worked together since Pokémon: The Mastermind of Mirage Pokémon (2006). They are most known for their adventure films together.