Miku Koyamauchi Name: Miku Koyamauchi Date of Birth: Height: , Cup Size: UnknownSign: UnknownBlood Type: UnknownBirthplace: Unknown Watch JAV Movies Miku Koyamauchi has appeared in You may also like the following JAV Idols... Jun Kusanagi (aka Mizuho Kanou) Arisa Nakano #2 Chinatsu Kurusu Rika Azuki Miko Ai Ageha Kinoshita