Tsuki

Tsuki was officially revealed as a member of MYSTIC Rookies on February 19, 2020. On November 25, using the stage name TARU, she debuted as an original member of the Japanese girl group MAGICOUR with the single "MAGIC". However, she later on graduated from the group on December 15 of the same year.

On September 30, 2021, Tsuki was confirmed as the second member of Billlie. The group debuted on November 10 with their first mini album The Billage of Perception : Chapter One. On January 26, 2023, it was announced that Tsuki, along with Moon Sua and WOOAH's Nana, would become the new MCs for MBC's music program Show Champion.