D1ce (Korean: 디원스; stylized as D1CE; pronounced as “D Once”) is a South Korean boy group formed by Happy Face Entertainment. The group consists of five members: Jo Yong-geun, Kim Hyun-soo, Jung Yoo-jun, Park Woo-dam and Woo Jin-young. They debuted on August 1, 2019 with the EP Wake Up: Roll The World, with Wake up serving as the title track.
Jung Yoo-jun was a contestant in the Mnet survival series Boys24 in 2016, becoming a member of the survival pre-debut team Unit Blue.
Park Woo-dam, Woo Jin-young, Jo Yong-geun participated in the Mnet survival series Produce 101 Season 2 in 2017 under Happy Face sub-label HF Music Company. Woo-dam, Jin-young and Yong-geun placed 35th, 40th and 93rd respectively.
Park Woo-dam, Woo Jin-young, Jo Yong-geun, Kim Hyun-soo and other Happy Face trainees participated in the JTBC survival series Mix Nine in September 2017. Jin-young placed 1st, becoming a member of the winning group, however the group’s debut was cancelled after unsuccessful contract negotiation between the show’s agency and the winning contestants respective agencies.Hyun-soo and Yong-geun placed 14th, 25th respectively.
All the members was previously introduced as a pre-debut team HNB (Happy Face Next Boy) and had released several songs as unit or duo since 2017.
In March 2019, Happy Face Entertainment confirmed the five members to debut in the group and set up their own-group label.The name of the group was voted by fans, D1ce was the winning suggestion.
On April 29, 2019, D1ce Company confirmed Jin-young will be participating in Mnet rap competition series Show Me The Money 8 and then confirmed that D1ce plan to debut in the summer.
The group’s debut extended play (EP) Wake Up: Roll the World was released on August 1, 2019, with “Wake Up” serving as its lead single. A debut showcase was held inthe conjunction of the album’s release at the SAC Art Hall.