How many movies have Atsushi Takeuchi and Keika Ushimaru 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) and was their highest rated movie together. They have not worked together since The Klutzy Witch: Fūka and the Dark Witch (2023).