Park Cho Ah, on stage known as Choa, is a South Korean singer and musician. Choa debuted 2012 as a member of the kpop girl group AOA and its sub unit AOA Black. In 2017, Choa left AOA due to healt issues.
Stage name초아
Stage name (international)Choa
Name박초아
Name (international)Park Cho Ah
Date of birth06.03.1990
