Riize members

Hong Seung-han (; born October 2, 2003), known mononymously as Seunghan, is a South Korean singer. He is a former member of the South Korean boy band Riize, debuting under SM Entertainment in 2023. He debuted as a soloist in July 2025 with the release of Waste No Time under the stage name XngHan.

Japanese rapper and singer

Jung Sung-chan (; born September 13, 2001), known mononymously as Sungchan, is a South Korean rapper, singer and dancer. He rose to prominence in 2020 when he was introduced as a new member of NCT, a South Korean boy group managed by SM Entertainment. Following his activities with NCT, he departed the group in 2023 and later re-debuted as a member of Riize, also formed by SM Entertainment.