Gongchan is close to VIXX' Hongbin.
Gongchan is the only left-handed member in B1A4.
Gongchan got jealous when Sandeul and BTS Jin went to the amusement park without him.
Gongchan starred in Mamamoo's "Piano Man" music video. His role was a Piano Man who was being seduced by the members.
Gongchan appeared in Oh My Girl's "Liar Liar" music video.
Gongchan has a habit of pranking his hyungs in the middle of the night.
If he could have a Super power, Gongchan would like to have the power of teleportation.
Gongchan is a fan of Super Junior, his favorite is Donghae.
According to Jinyoung, Gongchan is the most chic member in B1A4.
Gongchan once said that he thinks CNU is his Mother, Jinyoung is his Father, while Sandeul and Baro are his siblings.