How many movies have Reina Yamauchi and Satoru Iriyoshi collaborated on?

They have worked on 4 movies together! Their first movie together was Pokémon the Movie: Kyurem vs. the Sword of Justice (2012) while their highest rated movie together was Yo-kai Watch Shadowside: Resurrection of the Demon King (2017). They have not worked together since Yo-kai Watch: Forever Friends (2018). They are most known for their adventure films together.