Kim Seonyou (김선유) is a South Korean rapper and singer under M25. She participated on the survival shows CAP-TEEN and My Teenage Girl, where on the finale, she ranked 2nd overall, making her a member of CLASS:y.
Place of Birth：Ponam-dong, Gangneung, Gangwon-do, South Korea
Also Known As：Sun U·선유·김선유·Kim Seonyou·
Biography：Kim Seonyou (김선유) is a South Korean rapper and singer under M25. She participated on the survival shows CAP-TEEN and My Teenage Girl, where on the finale, she ranked 2nd overall, making her a member of CLASS:y.
