Sojin is a South Korean singer and actress, best known as a member of the girl group Girl's Day. Born on May 21, 1986, she debuted with the group in 2010, gaining popularity for her vocal skills and charming personality. Girl's Day is recognized for their catchy songs and vibrant performances, contributing to the K-pop genre's global appeal. In addition to her music career, Sojin has appeared in various television dramas and variety shows, showcasing her versatility as an entertainer. She has also participated in several solo projects, further establishing her presence in the South Korean entertainment industry.