Nina

On October 30, 2021, Nina, as the CEO of Soonsu Dance Academy revealed that she will be debuting an upcoming three-member trot girl group, LALA GIRLS, with herself included as a member. LALA GIRLS later released Nina's profile on December 15. She made her debut with the girl group on January 1, 2022 with the digital single "LaLaGirl's 1st Mini Album".