H3hyeon, born Hwang Se-hyeon on December 29, 2004, in Seoul, is a South Korean
rapper who began his music career in 2019 and debuted officially under Daytona
Entertainment in 2021. H3hyeon is known for his participation in the TV show
High School Rapper 4 in 2021. His discography includes two studio albums, A
Story Goes On And On and Hwang Se-hyeon, both released in 2021, along with
several EPs and singles such as "Workaholic" (2024) and "Oh Please" (2025).