How many movies have Kouichirou Natsume and Taro Goto collaborated on?

They have worked on 3 movies together! Their first movie together was Fullmetal Alchemist the Movie: The Sacred Star of Milos (2011) while their highest rated movie together was The Last: Naruto the Movie (2014). They have not worked together since The Last: Naruto the Movie (2014). They are most known for their animation films together.