How many movies have Maki Nishiyama and Yoshihiro Watanabe acted in together?

They have worked on 1 movie together! Their first movie together was Man hiraki heels: Onna no maken to jukujo no asoko (2021) and was their highest rated movie together. They have not worked together since Man hiraki heels: Onna no maken to jukujo no asoko (2021).