U-Kwon

U-Kwon debuted as a member of Block B on June 23, 2011 with their first mini album New Kids on the Block. He later debuted as a member of the group's first subunit, Block B BASTARZ, on April 14, 2015 with their first mini album Zero For Conduct. On August 14, 2022, U-Kwon revealed during a livestream that he had left KQ Entertainment and was currently working independent before deciding on another agency.

On January 4, 2023, KQ Entertainment's sub-label Seven Seasons announced that he, along with fellow Block B members B-Bomb and Jaehyo, had departed the agency.