How many movies have Hatsumi Takahashi and Masato Kato collaborated on?

They have worked on 3 movies together! Their first movie together was Pokémon the Movie: Hoopa and the Clash of Ages (2015) while their highest rated movie together was Yo-kai Watch: The Movie - The Great Adventure of the Flying Whale & the Double World, Meow! (2016). They have not worked together since Yo-kai Watch: The Movie - The Great Adventure of the Flying Whale & the Double World, Meow! (2016). They are most known for their fantasy films together.