Career
He is currently under Amoeba Culture. He has collaborated with project groups for albums Primary & Mild Beats, Primary School (P"Skool), Primary and The Messengers, The Primary Score. He produced Supreme Team"s first album Supremier and Dynamic Duo"s "Kill" as well as several MBLAQ singles like "I"m Back" and "Smokey Girl." He appeared in the MBC variety program Infinity Challenge in 2013.
Primary became active on the South Korean hip hop scene on 2004 with collaborations with Dynamic Duo and Garion.
He also gained musical experience while attending Seoul Jazz Academy. In 2006, he debuted with an album named "Primary Skool" with Beenzino.
As part of the promotions for the album, Primary donned a cardboard box mask with a bird beak in order to be more memorable. The band is now inactive, but often play at live performances for Dynamic Duo and Supreme Team.
Primary and Dynamic Duo"s Gaeko created a track for Quincy Jones"s 2011 visit to of Korea which Jones sung at a press conference and expressed his appreciation foreign
In 2011 Primary released the first part of the album Primary and The Messengers and continued to release the subsequent four parts through October 2012. The album in total includes collaborations with 23 separate artists. He successfully broke into the top ten on various Korean music charts with the album"s track "? (Question Mark) in November 2012.
Primary performed a special stage with Dynamic Duo at the 2012 MBC Gayo Daejun.
On August 31 and September 1, 2013 Primary held a sold-out joint concert with Zion.T at the Lotte Art Center in Seoul. Primary also participated at the "2013 Infinity Challenge Song Festival," performing with Park Myeong-su and producing a song for Park Ji-yoon.
The songs he made for the event, "I Got C" and "Mr. Lee." were later have found to have crossed the line from sampling into plagiarism in their use of Dutch artist Caro Emerald"s songs "Liquid Lunch" and "One Day." Primary later officially credited Caro Emerald"s composing group Grand Mono for the songs.
All of the proceeds from the song "I Got C" were later donated.
Primary later produced the song "Without You" for Infinite H.