Rockit Girl (락킷걸) is the pop rock band under Rolling Culture One. They officially debut on May 30, 2019 with their first mini album Little Cat.
Han Leeseul, known pre-debut by stage name Soyeon, previously debuted in Baby Boo as Jiyouni. She joined the group at the end of September 2016 and released “Right Now” with the group, before leaving in February 2017. Soyeon and Della both compose the songs, plan outfits, choreography, staging, music videos, and so on.
Their first song, “We are Korea”, was released on a special album dedicated to cheering for the South Korea national football team during the 2018 FIFA World Cup.
On May 30, 2019, they released their debut mini album titled Little Cat.
Source: kpop wiki