Chittaphon Leechaiyapornkul (ชิตพล ลี้ชัยพรกุล), born February 27, 1996 and known professionally as TEN (텐), is a South Korea and China-based Thai performer. TEN is the main dancer and vocalist of the K-Pop group NCT and its sub-units NCT U and WayV, as well as part of the supergroup SuperM. TEN is recognized for his multilingual abilities, speaking Thai, Chinese, Korean, English, and Japanese fluently.

He debuted on April 8, 2016, as a member of NCT’s sub-unit NCT U with “일곱 번째 감각 (The 7th Sense).” On April 7, 2017, TEN’s first solo release, “夢中夢 (몽중몽); Dream In A Dream,” was released as part of SM Entertainment’s S.M. Station project. He later contributed to the same project with the English-language EDM song “New Heroes,” released in 2018.

On January 17, 2019, he debuted in NCT’s China-based sub-unit WayV with “理所当然 (Regular).” In 2019, TEN also debuted as a member of SM Entertainment’s supergroup, SuperM with “Jopping.”

TEN released a third solo release, “Paint Me Naked,” in 2021 as part of the S.M Station project. In 2022, TEN’s fourth solo song “Birthday,” was released as part of SM Entertainment’s project NCT LAB. In 2024, TEN released his first solo album led by the song “Nightwalker” and held a solo fancon tour in Asia.