How many movies have Haruka Oikawa and Noriaki Sugiyama collaborated on?

They have worked on 2 movies together! Their first movie together was Fate/kaleid liner Prisma☆Illya: Vow in the Snow (2017) while their highest rated movie together was Fate/stay night: Heaven's Feel II. Lost Butterfly (2019). They have not worked together since Fate/stay night: Heaven's Feel II. Lost Butterfly (2019).