Lim Han-byul, known as Onestar, is a South Korean singer. Onestar has released music including Hailey's On It! with Auli'i Cravalho and Wade O. Brown, I can't take my eyes off you / Serenade, and September 24th. Among Onestar's most popular songs are Old Song with Huh Gak and Lee Jin-sung, Because I Don't Love You, and May We Bye. Onestar has appeared in television series Boys Planet and MAKEMATE1.