Kim Jae-kyung

 ( 1988 Births ) 

In 2010, she became a cast member in the variety television show Honey Jar. That same year, she also became a cast member in the school variety show 100 Points Out of 100.

On March 31, 2012, Kim had her first leading role as Na Yoo-mi in the JTBC's drama Monster. Later that year, she became a cast member in the variety television show Law of the Jungle W.

In December 2013, she was confirmed for tvN's new reality program, , with 12 other representative figures from different fields of work such as TV personalities, politicians, gamblers, and more. She was the second person eliminated.

Jaekyung, Go Woo-ri, Oh Seung-ah, and Hyunyoung debuted as Rainbow Blaxx, the second official sub-unit of Rainbow, in 2014. The group released their first mini album titled RB Blaxx on January 20, 2014.

Kim was cast in a supporting role in the 2014 drama Inspiring Generation. In 2014, she was also part of the main cast in Quiz of God 4. On January 12, 2014, she was a guest on Running Man.

In 2015, she entered the main cast of tvN's Always Cantare. She also starred in Noble, My Love as Cha Yoon-seo, a veterinarian who runs her own animal hospital, across from Sung Hoon.

In 2016, she became a host on Beauty Bible, alongside Jessica Jung.

On October 27, 2016, it was confirmed that Rainbow would be disbanding following the expiration of the members' contracts. In December 2016, Kim signed with new management agency Namoo Actors to start afresh as an actress.