How many movies have Hiro Shimono and Reina Ueda acted in together?

They have worked on 3 movies together! Their first movie together was Demon Slayer: Kimetsu no Yaiba the Hashira Meeting Arc (2021) while their highest rated movie together was Demon Slayer: Kimetsu no Yaiba Mt. Natagumo Arc (2021). They have not worked together since Backflip!! The Movie (2022). They are most known for their animation films together.