How many movies have Takashi Takeuchi and Yutaka Araki collaborated on?

They have worked on 4 movies together! Their first movie together was Fate/stay night: Heaven's Feel I. Presage Flower (2017) while their highest rated movie together was Fate/stay night: Heaven's Feel III. Spring Song (2020). They have not worked together since Fate/Grand Order the Movie: Divine Realm of the Round Table: Camelot Wandering; Agateram (2020). They are most known for their fantasy films together.