WJSN CHOCOME (우주소녀 쪼꼬미) is a sub-unit of the group WJSN (우주소녀) also known as Cosmic Girls Under Starship Entertainment and Yuehua Entertainment. They consists of: Luda, Soobin, Dayoung and Yeoreum. They debuted on October 7, 2020 with the title track “Hmph!”.