Na Jae-min (born August 13, 2000), known mononymously as Jaemin, is a South Korean rapper. After training for three years, Jaemin debuted in August 2016 as a member of South Korean boy group NCT through the sub-units NCT Dream and NCT JNJM, which has gone on to become one of the best-selling groups in South Korea. He is the center, lead rapper, lead dancer, and the sub-vocalist of NCT Dream and NCT U.