CROSS GENE (Hangul: 크로스진) is a three-member boy band formed in South Korea in 2012. The group consists of Shin, Sangmin, and Yongseok. Vocalist J.G. left the group in 2013 before Seyoung was introduced as a new member. Casper left the group in 2017, followed by Takuya in 2018. Seyoung left in 2020. The remaining three members are currently completing their mandatory military service.