About Kim Da-hyun
Kim Se-hyun, better known as Kim Da-hyun, is a South Korean actor and singer. Kim made his entertainment debut in 1999 as the lead vocalist of the rock band Yada. Since then, he has been actively engaged in the musical theatre scene, playing lead roles in The Sorrows of Young Werther, Hedwig and the Angry Inch and La Cage aux Folles.
Biography source:
Wikipedia
