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TST (급비밀; formerly known/short for TopSecret) is a six-member boy group under KJ Music Entertainment. They debuted on January 4, 2017 with their first mini album Time's Up.

On April 3, 2018, their agency announced the group's name change to TST.[1]

On June 11, 2018, Kyeongha left the group.

Members

Name Position(s) Year(s) active
Yohan (요한‬) Vocalist 2017–present
Ain (아인) Leader, Vocalist, Main Dancer 2017–present
Junghoon (정훈‬) Rapper 2017–present
Yonghyeon (용현‬) Main Vocalist, Maknae 2017–present
Inactive
K (케이‬‬) Lead Vocalist 2017–present
Wooyoung (우영‬) Lead Dancer, Vocalist, Rapper 2017–present
Former
Kyeongha (경하‬) Rapper, Maknae 2017–2018

Discography

Mini albums

Single albums

Trivia

  • K, Yohan, and Ain are former members of NOM.

Gallery

References

Official links

Japan
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