2023-09-26 00:00:00 Download these beautiful mobile wallpapers of your favorite kpop singer Keena from Fifty Fifty! Song Ja-kyung, or known by her stage name Keena, is a South Korean singer. She is the main rapper and sub-vocalist of the group. On November 14, 2022, Keena was introduced as a member of FIFTY FIFTY through the group's music video for "Lovin' Me". The next day, she was revealed individually. He officially debuted on November 18th with his first mini-album, THE FIFTY.