Jan 1, 2021-present
ON (온) is a South Korean singer-songwriter, producer, and former trainee. He is a member of the producing team CIELOGROOVE.On November 20, 2022, he made his solo debut with the digital single "24/7". He is best known for participating in the reality survival show I-LAND under the name Seon (세온). He was also a contestant on Produce 101 Season 2.