Choi Won Ho, known professionally as Bon, is a South Korean singer, dancer, and member of BZ-BOYS (청공소년). He graduated from Yongin University with a bachelor's degree in Dance. Before debuting, he spent 7 years living in Thailand. He made his debut in June 2019 as the group's leader and main vocalist with their first digital single, "Question". They are managed by Chrome Entertainment (크롬엔터테인먼트) and have had very limited opportunities to promote since their debut. The last material they released was their mini-album, "Outlaw", in 2023.