How many movies have Akira Kamiya and Koji Endo collaborated on?

They have worked on 4 movies together! Their first movie together was 劇場版カードファイト!! ヴァンガード 3つのゲーム (2014) and was their highest rated movie together. They have not worked together since Police × Heroine Lovepatrina! Movie Version ~Challenge from a Phantom Thief! Let's Arrest with Love and a Pat!~ (2021). They are most known for their action films together.