UP10TION is a South Korean boy band formed by TOP Media in 2015. The group currently consists of seven members: Kuhn, Kogyeol, Bitto, Sunyoul, Gyujin, Hwanhee and Xiao. The group debuted with their first extended play Top Secret. In 2017, they made their Japanese debut with EP ID. Originally as ten, Jinhoo, Lee Jin-hyuk and Kim Woo-seok departed from the group on February 28, 2023.