How many movies have Hirotoshi Arai and Nozomu Abe collaborated on?

They have worked on 4 movies together! Their first movie together was A Certain Magical Index: The Miracle of Endymion (2013) while their highest rated movie together was Fate/stay night: Heaven's Feel III. Spring Song (2020). They have not worked together since Fate/stay night: Heaven's Feel III. Spring Song (2020). They are most known for their action films together.