How many movies have Koichi Yamadera and Toshinari Yamashita collaborated on?

They have worked on 3 movies together! Their first movie together was Pokémon the Movie: Genesect and the Legend Awakened (2013) while their highest rated movie together was Pokémon the Movie: Diancie and the Cocoon of Destruction (2014). They have not worked together since City Hunter: Shinjuku Private Eyes (2019). They are most known for their action films together.