May 1, 2016-May 24, 2021
Euna Kim (Korean: 유나킴), formerly known as Yuna (유나), is a Korean-American retired rapper under Maroo Entertainment. She is a former member of the girl duo KHAN and of the girl group The Ark. She was a former contestant on reality competition shows Superstar K3, Unpretty Rapstar 3 and The Unit. She made her first digital single in 2014 with "Love Me Love".
On May 24, 2021, Euna announced that she would be getting married and officially announced her retirement as an idol.