Yeonjung

Yeonjung was a former trainee under SM Entertainment.

She can play the guitar.

Yeonjung and TWICE's Sana are friends. They spent Christmas together in 2022.

Yeonjung is the youngest member in Cosmic Girls.

Yeonjung participated in the first season of Produce 101. She ranked 11 on the finale and became a member of I.O.I.