How many movies have Jun Kasama and Saori Hayami acted in together?

They have worked on 3 movies together! Their first movie together was Saga of Tanya the Evil: The Movie (2019) while their highest rated movie together was Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020). They have not worked together since Isekai Quartet the Movie: Another World (2022). They are most known for their fantasy films together.