How many movies have Houko Kuwashima and Megumi Toyoguchi acted in together?

They have worked on 7 movies together! Their first movie together was Fullmetal Alchemist the Movie: Conqueror of Shamballa (2005) while their highest rated movie together was HeartCatch PreCure! Musical Show (2010). They have not worked together since Demon Slayer -Kimetsu no Yaiba- The Movie: Mugen Train (2020). They are most known for their animation films together.