How many movies have Hidetsugu Ito and Keiko Tamaki 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 Fusé: Memoirs of a Huntress (2012). They have not worked together since Doraemon: Nobita's Secret Gadget Museum (2013). They are most known for their animation films together.