JBJ (Korean: 제이비제이) was a South Korean boy band consisting of six members who previously participated in Mnet's 2017 survival show Produce 101 Season 2. The group was managed by Fave Entertainment, while CJ E&M oversaw the group's release production. They officially debuted on October 18, 2017. They held their final concert on April 22, 2018, and disbanded on April 30, 2018.