How many movies have Koichi Nakaya and Naomi Okita collaborated on?

They have worked on 3 movies together! Their first movie together was Detective Conan: The Eleventh Striker (2012) while their highest rated movie together was The Testament of Sister New Devil: Departures (2018). They have not worked together since The Testament of Sister New Devil: Departures (2018). They are most known for their action films together.