15 Groups and sub-units that are composed of soloists and idols from different K-Pop groups

WJMK

WJMK releases a special green version of 'Strong' MV

WJMK take you through the making of 'Strong' MV

WJMK drop special 'blue version' of 'Strong' MV!

WJMK stand 'Strong' against their fears in debut MV!

WJMK stand up in blue for 'Strong' teaser images

WJMK hold back their fear in 'Strong' MV teaser

Cosmic Girls x Weki Meki's unit WJMK group up in blue teaser image

Cosmic Girls x Weki Meki's Luda & Choi Yoo Jung sit pretty in blue for WJMK unit debut

Cosmic Girls x Weki Meki's Kim Do Yeon & Seola smile in blue for WJMK unit debut

Cosmic Girls x Weki Meki unit WJMK group up in latest teaser image