About Park Cho-a
Park Cho-a (Korean: 박초아; born March 6, 1990), known mononymously as Choa (stylized as ChoA), is a South Korean singer. She is best known as a former member of the girl group AOA. Choa also became a new model for sports brand NBA's 2015 S/S, the first few pictures released were colourful and sporty. This followed after Choa had a hiatus from the group following their activities from January 2017 when they released their first studio album Angel's Knock.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.