Enka Artists, Casts, Authors Beginning with O
- OTORI IZUMI
- OTORI MAI
- OTSUKA FUMIO
- OTSUKA KOUTAROU
- OTSUKI MIKA
- OTSUKI MIKA & TAKESHITA KOUSUKE
- OTSUKI MISA
- OTSUKI MIYAKO/KITAJIMA SABURO
- OUCHI TERUKO
- OUGI HIROKO
- OUMI CHIKAKO
- OUSAWA KIKUKO
- OWADA JOU
- OYAMA KIYOSHI
- OYAMA MARIKO
- OYAMA RYOU
- Oyonese
- OZAKI AMII
- OZAKI KANAME
- OZAKI MIDORI
- OZAKI TAKUMI
- OZAO HARUKO
- OZAWA AKIKO
- OZAWA ICHINO
- OZAWA MAAYA
- OZEKI SHUU
- OZORA CHIHAYA
- OZORA MIKI
- OZORA MISAKI
- OZORA SHINOBU
- OZORA YUKI