Ace of Angels! Hello, I'm Yuna! Seo Yu-Na (서유나), best known by the stage name Yuna (유나), is a South Korean singer and actress formerly under FNC Entertainment.
She was a member of the South Korean girl group, AOA (에이오에이) along with their sub-units, AOA Black (에이오에이블랙), and AOA Cream (에이오에이 크림).
On January 1st, 2021, it was announced that Yuna made a departure from FNC Entertainment and subsequently AOA after her contract expired.
Yuna has acted in a few web-dramas and dramas such as: "Hot and Sweet" (2016), "My old Friend" (2016), and "Single Wife" (2017).