When Baro was a trainee, he asked his hometown idol TVXQ's Yunho for an autograph. He signed let's meet on stage soon and two years later when they did, Yunho remembered him.
Baro was inspired to be a singer after attending Tiger JK's concert.
One of Baro's nicknames is Alvin from Alvin & the Chipmunks because he looks like a squirrel.
Baro is known to hate being called oppa.
Baro has always worn caps since being a kid to the point that he would feel uncomfortable without one even after debuting.
Baro was first discovered on his friend's Cyworld main page by a company representative.