How many movies have Katsuyuki Yamazaki and Yuki Kaji collaborated on?

They have worked on 3 movies together! Their first movie together was Hanasaku Iroha: Home Sweet Home (2013) while their highest rated movie together was Pokémon the Movie: Hoopa and the Clash of Ages (2015). They have not worked together since Pokémon the Movie: Hoopa and the Clash of Ages (2015). They are most known for their animation films together.