How many movies have Hirotaka Marufuji and Masakazu Kubo collaborated on?

They have worked on 4 movies together! Their first movie together was Pokémon: Arceus and the Jewel of Life (2009) while their highest rated movie together was Pokémon the Movie: Secrets of the Jungle (2020). They have not worked together since Pokémon the Movie: Secrets of the Jungle (2020). They are most known for their animation films together.