How many movies have Saori Hayami and Yoko Hikasa acted in together?

They have worked on 11 movies together! Their first movie together was Heaven's Lost Property the Movie: The Angeloid of Clockwork (2011) while their highest rated movie together was Is It Wrong to Try to Pick Up Girls in a Dungeon?: Arrow of the Orion (2019). They have not worked together since My Next Life as a Villainess: All Routes Lead to Doom! The Movie (2023). They are most known for their animation films together.