Kyoko Sekihara (関原 京子, Sekihara Kyōko, August 10, 1960), best know by her stage name Kyoko (京子, Kyoko) is a Japanese singer and vocalist of the Japanese rock band Barbee Boys. She is affiliated with Office Augusta. She was born in Matsumoto City, Nagano Prefecture, Japan. In addition to music activities, she is active in a wide range of activities such as radio personality and TV drama appearances.