Jo Gyushik is the principle of the school Ju Ingong goes to in Transfer Student Storm Bringer.
|Principal Jo Gyushik|
Jo Gyushik is a very manly person who despite his violent ways of dealin with his students seems to care very much about them and their well beings.
Jo Gyushik is very muscular and has a scar on his right eye. He wears a sleeveless grey shirt and has purple hair.