- Stage Name: Beomgyu (범규)
- Birth Name: Choi Beomgyu (최범규)
- Birthdate: March 13, 2001
- Birthplace: Guam-dong, Buk-gu, Daegu, South Korea
- Hometown: Chilgok-gun, North Gyeongsang, South Korea
- Height: 178cm
- Weight: 61kg
- Education: Hanlim Arts High School
- His representative animal is a butterfly.
- His representative flower is a poppy.
- He plays the electric and acoustic guitar.
- He was a 3-year trainee of Big Hit.
- He was street-cast by Big Hit in Daegu.