Yoonchae Jeung is a South Korean singer and dancer who gained international recognition as a member of the global girl group Katseye. She was a contestant on the 2023 survival reality show The Debut: Dream Academy, which was a collaboration between HYBE and Geffen Records. Throughout the competition, she showcased her vocal abilities and performance skills, ultimately securing a spot in the final lineup. Katseye officially debuted in 2024 with the single 'Debut' and their first EP, SIS (Soft Is Strong). As the youngest member of the group, she is often referred to as the 'maknae' by fans. Her training under HYBE provided her with a strong foundation in both singing and complex choreography. She has participated in various promotional activities and media appearances alongside her bandmates. Yoonchae is known for her bright personality and dedication to her craft as a performer. She represents the global nature of the group, bringing a K-pop training background to an international ensemble. Her journey from a trainee to a global pop star has been documented through the Netflix series Pop Star Academy: KATSEYE. She continues to work on music and performances as part of the group's ongoing global expansion.