How many movies have Daisuke Ohigashi and Keigo Arihara collaborated on?

They have worked on 2 movies together! Their first movie together was Fate/Grand Order the Movie: Divine Realm Of The Round Table: Camelot Paladin; Agateram (2021) while their highest rated movie together was Fate/strange Fake -Whispers of Dawn- (2023). They have not worked together since Fate/strange Fake -Whispers of Dawn- (2023).