Jan 1, 2017-Jan 9, 2022
Somyi was the youngest member of South Korean girl group DIA, formed on September 14th, 2015 by MBK Entertainment and was later included in the sub-unit BCHCS. She was added as a member of DIA in April 2017 along with Jueun. Somyi was a participant in the KBS survival “The Unit”.
On January 9, 2022, PocketDol Studio announced that Somyi had left DIA and terminated her contract with the company due to health reasons.