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. == Early life == Choa was born on March 6, 1990, in Incheon, South Korea. She wanted to major in music at university but her conservative father wanted her to get a traditional job, so she enrolled in Aviation Business Administration in Inha Technical College. She also worked as an IPTV salesperson, where she secretly auditioned to be an idol, failing the audition at SM Entertainment 15 times. Choa's first step in becoming an idol was when she met singer-songwriter Juniel, who told her about FNC's auditions for their girl group, AOA. Both Juniel and Choa were previously trainees at a company that went bankrupt. == Career == === 2012–2013: Debut with AOA === On July 30, 2012, Choa made her debut as a member of AOA on Mnet's M Countdown with the song "Elvis" from their debut single album, Angels' Story. On June 12, 2013, it was announced that Choa would play the female lead, Gabriella, in the musical High School Musical. The musical ran from July 2 to September 1 at Seoul's Blue Square Samsung Card Hall. She was praised for interpreting the character in her unique style while handling songs that span a wide vocal range. === 2014–2017: Solo activities and hiatus === In March 2014, Choa released a solo OST for TV Chosun's TV series Bride of the Century.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.