How many movies have Shingo Natsume and Shizuo Kurahashi 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 Tatami Time Machine Blues (2022). They have not worked together since The Tatami Time Machine Blues (2022). They are most known for their animation films together.