Birthday
Apr 10
2002
24 yrs
Zodiac
Aries
Height
167 cm
Weight
47 kg
Blood Type
A
Nationality
South Korean
Debut
2026
Agency
Real Name
Gu Se-mi (구세미)
About
On November 12, 2019, Semi was introduced as a member of C9 Entertainment's next girl group, Cignature. They debuted on February 4, 2020 with the digital single "Nun Nu Nan Na", now managed by the subsidiary J9 Entertainment. On December 3, 2024, C9 Entertainment announced the disbandment of cignature and termination of the members' exclusive contract.
On June 11, 2025, she is one of the members spotted during a practice for a band project with her fellow former cignature members Jee won and Haeun, LOONA and Loossemble's HyunJin and former Hashtag member Dajeong. On October 1, she was announced as a member of the band LATENCY. The band made their debut on January 8, 2026 with the digital single "It Was Love".
Other Members
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