Kwon Bo-ah (born 5 November 1986 in Guri, Gyeonggi-do, South Korea) is a South Korean singer. She is commonly known by her stage name BoA. She has been active in both South Korea and Japan. Aside from Korean, BoA also speaks Japanese and English and has released songs in those languages. She also released some Chinese songs, but she does not know Chinese. BoA succeeded not only in Korea, but in all of East Asia as well.