Sun-ja Chen

Sun-ja Chen (순자 첸) was born on October 27, 2000 in Seoul. Both her parents are well known real-estate developers in the city, thus, Sun-ja having a diverse up bringing. She studied music each summer at the Zurich Conservatory of Music in Switzerland before singing as a trainee with Bolt Entertainment Seoul. She dropped out of school and began training full time in March 2021. Now, she is a contestant on the reality show, "Twelve".