Gunji

In early 2012 she, along with Jenny, were added to the vocal girl group Gavy NJ. Their first release with the group was the digital single "Don't Call Me" on May 3, 2012. Following the merger of Good Fellas Entertainment and DSP Media on December 1, 2022, it was announced that the exclusive contracts of the company with members Jenny, Gunji and Seorin had ended earlier the same year, and DSP Media will be holding auditions to form a new Gavy NJ lineup.

On December 29, Jenny further confirmed that all three members would be leaving the group as the contracts had ended in March 2022. On January 28, 2023 she made her solo debut with the digital single "I Know It Won't Be". On June 27, she released her second digital single "I'm Drunk Again".