Kumiko Hayama Name: Kumiko Hayama Date of Birth: Height: 162 cm, 5 ft 4 in Cup Size: HSign: UnknownBlood Type: ABirthplace: Saitama Watch JAV Movies Kumiko Hayama has appeared in You may also like the following JAV Idols... Maria Nakamura Marin Asaoka Akari Satsuki (aka Mei Iwasa) Yuko Kasuga Rino Kamiya Momo Sakurada