Kim Nam-joon (김남준) also known as RM
( formerly Rap Monster) is a South Korean rapper, songwriter, and record producer. He is the leader and main rapper of BTS 방탄소년단
. Born on September 12, 1994 in Ilsan, South Korea. Active during his pre-debut days as an underground rapper ( Runch Randa ), he released his first solo mixtape in 2015, titled RM and as of 2018, has revealed that he is working on his second.