Kpop Wiki

H1-KEY (하이키; read as High-key) is a four-member girl group under GLG. They made their debut on January 5, 2022 with the single album "Athletic Girl".



On November 18, 2021, Naver News revealed that Grandline Group (GLG), the newly-established K-pop sub-label of Grandline Entertainment (GRDL), would be debuting a new girl group on January 5, 2022. The group name is inspired by the word "high-key", and aims for a confident and healthy beauty.[1] Later on November 20, 2021, the group announced their official SNS accounts.[2]

On November 23, 2021, Yel was officially announced as the group's first member via a choreography video.[3] On November 26, 2021, Seoi was introduced as the group's second member.[4] Three days later, on November 29, Riina, a former Produce 48 contestant and WM Ggumnamu member, was revealed as the third member.[5] On November 30, Sitala was introduced as the group's fourth member.[6]

2022: Debut with "Athletic Girl"

On December 21, 2021, via the group's SNS it announced with a promotion schedule that they will make their debut with the first single album titled, "Athletic Girl", which was released on January 5, 2022.[7]


Name Position(s) Year(s) active
Sitala (시탈라) Main Rapper, Main Vocalist 2021-present
Seoi (서이) Leader, Main Vocalist[8] 2021-present
Riina (리이나) Sub Vocalist 2021-present
Yel (옐) Lead Vocalist, Rapper, Maknae[9] 2021–present


Single albums





Official links