How many movies have Katsue Inoue and Shigeru Saito collaborated on?

They have worked on 3 movies together! Their first movie together was Tales of Vesperia: The First Strike (2009) 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 animation films together.