Hyo-sei is a Japanese voice actor and singer who was born in 1973. Throughout her career, she is known by three names. Kumiko Yokote which is her full name that wasn't used anymore, Hyo-sei which is her current stage name, and Erena/Elena Kaibara which is used when she voices Eroge-related characters. She mostly voices Genki Girls and Tsunderes, though at some occasions she could voice a seemingly Emotionless Girl as well, like Teiiku from Koihime†Musou.She also has a pretty good singing voice, in which she could both sing cutely (mostly for Eroge songs) and sing like a usual adult woman. She released her first single Fuyu Hanabi on her birthday (April 21) in 2010.
- Eru in Shugo Chara!
- Venis in They Are My Noble Masters
- Shion Toumori in Strawberry Panic!
- Natsuki Takamizawa in Crescent Love
- Tsunomon in Digimon Frontier
- Neon in Tatsunoko Fight
- Teiiku in Koihime†Musou
- Montblanc in Final Fantasy Tactics Advance Radio Edition
- Superbia/Misao Kusakabe in Eleven Eyes
- Shirayuki in Sister Princess
- Sophia/Veludo in Lime-iro Senkitan
- Mizuha Shiratori in G-Senjou no Maou
- Irina Vladimirovna Putina in My Girlfriend Is the President
- Narukami in Kamisama Kiss
- Natsuki Takamizawa in Yoake Mae Yori Ruriiro Na