Chittaphon Leechaiyapornkul (born February 27, 1996), known professionally as Ten , is a Thai singer, dancer, and rapper based in South Korea and China. He debuted with South Korean boy band NCT in 2016 as part of its first sub-unit, NCT U. Since 2019, he has been active mainly as a member of NCT's China-based unit WayV and the South Korean supergroup SuperM.