UP10TION (Hangul: 업텐션; pronounced "up-tension") is a South Korean boy group formed by TOP Media in 2015. The group consists of ten members: Jinhoo, Kuhn, Kogyeol, Wei, Bitto, Wooshin, Sunyoul, Gyujin, Hwanhee and Xiao. The group debuted with a mini album Top Secret released on September 11, 2015. Their official fan club name is HONEY10. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.