Kim Se Jeong, known professionally as Piano Man, is a South Korean singer-songwriter. He made his debut under YUB Entertainment with the single "Little Star". He collaborated with "Romantic City" for the OST of the drama "My Neighbor Soo Jung" and was also part of the composition group "Punch Sound". He is currently managed by Romantic Factory.
(Source: Korean = Namu Wiki || Translation = MyDramaList)
