[2] Giriboy began his musical career in 2011 with the single "You Look So Good to Me", released under Just Music, a label that had been recently founded by rapper Swings.

He released a second EP titled Fatal Album II later that year.

[4] That year, he also entered the top 100 of the Gaon Digital Chart for the first time with the single "Fluttering Feelings", a collaboration with singer NS Yoon-G.

In 2015, he appeared on the reality show No Mercy, in which he collaborated on songs with the contestants (who would go on to form the boy group Monsta X) and with established artists Soyou and Mad Clown.

[citation needed] In 2024, Giriboy signed to South Korean label Standard Friends founded by artist Zion.T