How many movies have Michiya Kato and Miyu Irino collaborated on?

They have worked on 3 movies together! Their first movie together was Kizumonogatari Part 1: Tekketsu (2016) while their highest rated movie together was Maquia: When the Promised Flower Blooms (2018). They have not worked together since Maquia: When the Promised Flower Blooms (2018). They are most known for their fantasy films together.