Yōko Koyama
- Acting
Known for
Filmography
- Kanto Street Peddlers: Violent Fire Festival · Tenko, Oyuki
- Inside a Girl's Dormitory
- Kigeki Gyanburu Hisshôhô
- Silk Hat Boss
- Kanto Street Peddlers: Royal Temple Duel · Oharu
- Prison Tales
- Kanto Street Peddlers: Clan Violent Loyalty · OE
- Horrors of Malformed Men · Miki
- Love and Crime
- Yakuza Law
- Brothers Serving Time
- Yakuza on Foot