How many movies have Kiyoshi Egami and Takeshi Katsurayama collaborated on?

They have worked on 3 movies together! Their first movie together was Mobile Suit Gundam: The Origin I - Blue-Eyed Casval (2015) while their highest rated movie together was Mobile Suit Gundam: The Origin III - Dawn of Rebellion (2016). They have not worked together since Mobile Suit Gundam: The Origin V: Clash at Loum (2017). They are most known for their animation films together.