How many movies have Ryou Kurihara and Ryouichi Sasaki acted in together?

They have worked on 1 movie together! Their first movie together was Secret Woman Investigator: Sexy Spy Akiho Yoshizawa Tied up and Abused (2012) and was their highest rated movie together. They have not worked together since Secret Woman Investigator: Sexy Spy Akiho Yoshizawa Tied up and Abused (2012).