Yoon Chae-kyung, is a South Korean singer and actress. Yoon began her career with debuted as a member of Puretty under DSP in Japan during 2012 and the group later disbanded in January 2014. Following the disbandment, Yoon appeared as a contestant in the 2014 Kara's reality show for searching a new member Kara Project. She also appeared in the reality show Produce 101 and later in the mockumentary series The God of Music 2 which she became a member of project group C.I.V.A and also joined the fan-made group of Produce 101, I.B.I both respectively in 2016. Yoon later was added as a member of the DSP girl group April in 2017 and participated in group activities until their disbandment in 2022.

April (Korean: 에이프릴) was a South Korean girl group formed by DSP Media. The group debuted on August 24, 2015, with their EP Dreaming and its title track "Dream Candy". The group's final lineup was composed of six members: Chaekyung, Chaewon, Naeun, Yena, Rachel and Jinsol. The group officially disbanded on January 28, 2022.