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Yuju, born Choi Yu-na, is a South Korean singer and songwriter. She debuted in 2015 as the main vocalist of the girl group GFRIEND under Source Music, remaining with the group until it disbanded in 2021. After the group's disbandment she pursued a solo career, and in 2022 she released her debut extended play Rec., led by the single "Play." Working in a pop and R&B style, she followed with the extended plays O in 2023 and In Bloom in 2025, taking on an increasing role in the songwriting and composition of her solo material. On the single "Dalala" she served as the main composer and sole lyricist, reflecting a growing focus on her own creative direction. Recognized for her vocal range, she has continued to develop her identity as a solo artist distinct from her earlier group work. Over the course of her solo career she has moved between agencies, signing with At Area in 2025.