On September 4, 2013, she was announced as a new member of Piggy Dolls, under the stage name Eunyoung. She officially debuted as a member of the group on September 5 with the digital single "Ordinary Girl".
The group presumably disbanded that same year.
On July 9, she was introduced as a member of PinkFantasy, now under the stage name SeeA. The group officially debuted on October 24, with their first digital single "Iriwa".
2019: PinkFantasy SHY
On March 3, she was revealed as a member of the group's first sub-unit PinkFantasy SHY. The unit officially debuted on March 26 with the digital single "12 O'Clock".
2020: PinkFantasy Shadow
On June 19, 2020, SeeA was revealed as a member of the group's new sub-unit PinkFantasy Shadow. The unit will debut on July 14 with their first single album "Shadow Play".