Kim Seong Cheol, known professionally as Na Sang Do, is a South Korean trot singer. He graduated from Namhae Jeil High School and later obtained a bachelor’s degree in Practical Music from Seoul National University of Arts. He made his official debut in 2017 with the single album "Stand Up" but, before that, he released the single album "Couple" in 2011 and was part of the duo Sung Kuk and Sang Do in 2014. After spending some years as a relatively unknown singer, he auditioned for "Hello Trot" in 2021 and "Mr. Trot 2" in 2022 where he ended in the Top-7. He is currently represented by JJ Entertainment.
(Source: Korean = Namu Wiki || Translation = MyDramaList)