ZEROBASEONE (ZB1) is a 9-member boy group formed through MNET’s BOYS PLANET and managed by WAKEONE Entertainment. The members are Sung Han Bin, Kim Ji Woong, Zhang Hao, Seok Matthew, Kim Tae Rae, Ricky, Kim Gyu Vin, Park Gun Wook, and Han Yu Jin. They debuted on July 10, 2023, with the mini album YOUTH IN THE SHADE.
Agency YH Entertainment said four members of zerobaseone have decided to take a breather before their next step once the group's project ends in March 2026; the company is reviewing individual opportunities and will make further announcements in time.
WAKEONE announces legal action over malicious posts
WAKEONE, agency of ZEROBASEONE and ALPHA DRIVE ONE, announced on 2026-02-20 that it is pursuing legal procedures regarding acts infringing on the personal rights and reputations of its artists.
Four Zerobaseone members terminate project contracts
WakeOne announced that Zerobaseone will continue activities as a five-member group with Sung Han-bin, Kim Ji-woong, Seok Matthew, Kim Tae-rae and Park Gun-wook.
WAKEONE announced ZEROBASEONE will continue as a five-member group consisting of Sung Han Bin, Kim Ji Woong, Seok Matthew, Kim Tae Rae, and Park Gun Wook.
Zerobaseone will release a limited-edition special album titled "Re-flow"; the group extended activities by two months after originally slated to disband in January.
Zerobaseone to release a limited edition special album titled 'Re-flow', conveying the members' candid emotions and memories; the group extended activities by two months and will roll out the album on the listed date.
On January 10, Park Gun Wook donated 11 million won to the Hope Bridge Korea Disaster Relief Association to support the 'Hope Lunchbox' program for children at risk of food insecurity.