Introduction to TST
TST (Formerly known as 7STONE and Top Secret)
consists of 7 members: Ain, K, Yohan, Wooyoung,
Junghoon, Yonghyeon, and Kyeongha The group debuted
on January 4, 2017, under JSL Company, with the mini
album Time’s Up.
|Debut||Jan 4, 2017|
|Most Popular Member||Ain|
TST Member Profiles
Kim A In
|Date of Birth||25 years old,
born February 15, 1994
Ain is a South Korean singer. He is the leader of the Korean pop boy group TOP SECRET.
Kim Jung Hwan
|Date of Birth||27 years old,
born April 16, 1992
Yohan is a South Korean singer. He is a member of the Korean pop boy group TOP SECRET.
|Date of Birth||22 years old,
born December 18, 1996
Yonghyeon is a South Korean rapper. He is a member of the Korean pop boy group TOP SECRET.