How many movies have Chizuru Miyawaki and Yasugo Okawara collaborated on?

They have worked on 2 movies together! Their first movie together was Fullmetal Alchemist the Movie: Conqueror of Shamballa (2005) while their highest rated movie together was Ghost in the Shell: Stand Alone Complex - Solid State Society (2006). They have not worked together since Ghost in the Shell: Stand Alone Complex - Solid State Society (2006).