(Photo : Weeekly,aespa,StayC,PURPLE K!SS) aespa, StayC, Weeekly, and Purple Kiss are drawing attention as this year's leading girl groups, as the fourth-gen K-pop era finally began. After debuting last year, these K-pop girl groups showed strong popularity both domestically and internationally. On March 12, the Korean media outlet Seoul Economy wrote an article commemorating the beginning of K-pop's fourth generation era, as well as those girl groups who are heralding to showcase new trends. K-pop Official Announces Start of K-pop fourth generation era + Girl groups who are Drawing Attention this 2021 In particular, a K-pop official via the media said,