ONEWE & ONEUS are two (2) different groups under RBW entertainment.

ONEUS (pronounced as "one-us") are composed of 6 members: RAVN (appeared on MIXNINE) , Seoho (previously known as Gunmin, appeared on Produce 101 Season 2 and MIXNINE), Leedo (auditioned for MIXNINE, ex-YG trainee), Keonhee (appeared on Produce 101 Season 2), Hwanwoong (appeared on Produce 101 Season 2), and Xion (twin brother of ONEWE member Dongmyeong).

ONEWE (pronounced as "one-we"), previously known as the band MAS, are composed of 5 band members: Yonghoon (vocalist), Kanghyun (guitarist), Harin (drummer, Dongmyeong (vocalist & pianist, appeared on Produce 101 Season 2), and CYA (bassist). ONEWE appeared on The Unit back when they were known as MAS and were renamed ONEWE through the "I Will Debut project that both groups are under. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.