1
When he was in high school, Jooyeon sang on the youtube channel called 'Song-Gaetting". His video became a hit and he started recieving offers from different agencies, including JYP Entertainment who was in the process of forming a band. Jooyeon chose JYP Entertainment right away.
2
Jooyeon's classmates describe him as a tsundere, someone who looks cold but is very warm and friendly once you get to know him.
3
Jooyeon likes reading comic books and watching anime.
4
Jooyeon used to wear glasses in high school.
5
According to Jooyeon, he eats a lot but doesn't gain weight.
6
Jooyeon used to dream of becoming a physical education teacher because he is interested in sports and is quite athletic.
7
Jooyeon went to an all boys school where he used to be in a band.
8
Jooyeon loves meat and doesn't like eating vegetables.
9
During an interview, Jooyeon said that he tries to live by the motto "Let's live as it flows."
10
Jooyeon is a very optimistic person.