Favorite songs: Miracle (U-Kiss) and I do not understand (U-Kiss)
In 2005, he started the group in Paran as a rapper at the age of 14 years. After four years of activity, the group is forced to be separated for some reason, some members left for the army, while others want to start a solo career.
AJ decides to make neither the army nor a solo career but to continue his studies full time. Then he decides to launch a solo career as a singer, but he will not have the time to start; NHMedia his agency offered him to join the group U-Kiss, two former members (Alexander and Kibum) have been fired from the band in February 2011, replaces the AJ in March 2011 with the second member Hoon who also replaces the former members.
He accepted and will be present for the comeback in 2011 with U-Kiss.
His ideal woman is a girl with a charming Innocent.
-He speaks English
- His favorite color is blue
- He appeared in AK MV Dong Club Remember when he was 12 years
- At age 14 he had his hair braided as Dongho
- AJ continued his vocal training and dance skills even under NHMParan is dissolved after
- It is a very serious person, but very funny
- He participated in speech for 0330
- It is the right arm of Soohyun
- He likes eating frozen creams, like HOON
- This compares to ELI
- Said he was closest among the members of Eli
- Kevin tells AJ that he is an incredible rapper and he has a great voice
- In his house he has a recording studio
- And often played the guitar
- If there was a girl, he would emerge with KISEOP