South Korean singer who's best known by his stage names JUNO and ZUNO. He debuted in Japan with the album Fate in 2011 and played Lee Dong-hee in the Korean drama Stroke of Luck.
He used to play baseball in elementary school and was scouted by the South Korean team SK Wyverns in high school.
He attended Dong-eui University and Beijing Normal University.
His twin brother is singer Junsu.