How many movies have Ryo Taguchi and Yoshihiko Aramaki acted in together?

They have worked on 5 movies together! Their first movie together was MANKAI STAGE A3! ~AUTUMN & WINTER 2019~ (2019) while their highest rated movie together was Mankai Movie A3!: Another Stories (2021). They have not worked together since Mankai Movie A3!: Another Stories (2021).