Stage Name: Sunggu (성구)
Birth Name: Kim Sunggu (김성구)
Birthday: January 22, 1992
Position: Leader, Main Vocalist, Lead Dancer
Zodiac Sign: Aquarius
II. Career
He was the leader and lead vocalist of the boy group HIGH4.
Prior to the disbandment of the group, Sung Gu requested to leave the group on February 13, 2017.
He made his solo debut on August 21, 2017 with the digital single "My Song" under the stage name Reno.
III. Discography
I. Digital singles
- "My Song" (2017)
IV. Sunggu Facts
– Out of all the trainees, he trained for the longest (8 years)
– Sunggu requested to leave the group in January 2017
– He is currently a soloist under the stage name Earth Kim
