Ryoko Sumikawa Name: Ryoko Sumikawa Date of Birth: Height: 163 cm, 5 ft 4 in Cup Size: BSign: UnknownBlood Type: UnknownBirthplace: Unknown Watch JAV Movies Ryoko Sumikawa has appeared in You may also like the following JAV Idols... Miho Nakai Mizuho Hata Hikaru Wakabayashi Asami Natsu Kawatomi Rin Sakurai