How many movies have Masahiko Watanabe and Megumi Hayashibara collaborated on?

They have worked on 2 movies together! Their first movie together was Pokémon: Destiny Deoxys (2004) while their highest rated movie together was Pokémon: Lucario and the Mystery of Mew (2005). They have not worked together since Pokémon: Lucario and the Mystery of Mew (2005).