How many movies have Akira Takeuchi and Tomokazu Seki collaborated on?

They have worked on 3 movies together! Their first movie together was Yo-kai Watch Shadowside: Resurrection of the Demon King (2017) and was their highest rated movie together. They have not worked together since Yo-kai Watch Jam: Yo-kai Academy Y - Can a Cat Be a Hero? (2019). They are most known for their fantasy films together.