Pre-debut From the 6th grade of elementary school to the 2nd grade of middle school, she published cover videos on YouTube under alias "Singer Bin". The video where she covered
Red Velvet's "
Psycho" with her younger sister exceeded 1 million views. Later, Gyubin revealed that many companies called her after seeing that video. Gyubin turned down offers as she desired a solo career which allowed her more freedoms, stating she "never dreamed of becoming a member of a group" in an interview on
NME. Gyubin joined
KBS'
Top 10 Student in 2020. She attended Shinhwa WDJ concerts as guest in 2022. She participated in YouTube audition program
Veiled Musician as "Hannam-dong Heo-dang" in 2023. In the same year, she released two pre-debut singles "Scribble" and "Start to Shine" featuring rappers
Wonstein and
Gaeko, respectively.
2024–present: Debut, collaborations, and first EP Gyubin officially debuted with
digital single "Really Like You" on January 17, 2024. The music video was filmed in
Phuket, Thailand. The song was listed at number 15 of the
Billboard Top 20 K-Pop Songs of 2024. She performed the song with her guitar on
Music Bank for promotion. She released a spring version of "Really Like You" on April 1. On April 25, Gyubin collaborated with
Kim Jong-wan to release digital single "Special" along with a lyrics video. On June 26, she released her third digital single "Satellite", a rock-ballad track. The song was selected as one of 10 K-Pop songs to watch this summer by
Fox 13 Seattle. On November 28 2024, Gyubin performed at the YouTube Music Night at
Harbour City in
Hong Kong. On February 5, 2025, Liveworks announced that Gyubin would release her first EP titled
Flowering on February 26. In May 2025, she held her first fan conference in Macau. On July 11, she covered "Flower Way" by
Kim Se-jeong with Minami of
Rescene. On August 9, she covered
Day6's "Happy", also with Minami. Her third single "Cappuccino" was released on October 28, 2025. Gyubin released the Japanese version of "Really Like You" on November 28. ==Discography==