Rio Kawai Name: Rio Kawai Date of Birth: Height: , Cup Size: UnknownSign: UnknownBlood Type: UnknownBirthplace: Unknown Watch JAV Movies Rio Kawai has appeared in You may also like the following JAV Idols... Yoshie Mizuno Rin Kawamoto Mizuki Sato Kirari Koizumi Kaoruko Wakaba Shion Akimoto