About NCT U
NCT U (Korean: 엔시티유; Japanese: エヌシーティー) is the first sub-unit from the South Korean boy band NCT. They debuted on April 9, 2016, with the double digital single "The 7th Sense" and "Without You" under the label SM Entertainment. The member line of NCT U is rotational, changing with each release and concept. The group's original members were Taeyong, Ten, Doyoung, Jaehyun, and Mark. NCT U is most known for their experimental nature, with their singles inspired by various genres such as trap and electro pop.