Kim Sang Woo , better known as Roy Kim is a male South Korean singer and the winner of SuperstarK4.
After the final, Roy Kim has announced that he will be donating his prize money ($460,596) to charity. He already made his debut at ‘2012 MAMA‘ with a special stage, and his other prize is a support for the release of his new album, as well as a brand new car.
He finally debuted on April 22, 2013 with the digital single "Bom Bom Bom / Spring Spring Spring".
Four years of hard work!This month of May we celebrated four years on the air. We continue working on the dissemination of this wonderful instrument, thank you for participating in our story!