He remixed most of the tracks they danced to in their pre-debut days, such as “Dalla dalla”, “Kill this Love” and “Bad Guy”
His favorite food are meat, Sashimi, Coca Cola, Coffee
His hobbies are watching movies alone, eating alone, listening to music and shopping
Castle J is a college student (Theatre and Film major)
Castel J, BIC, Minjae and Huijun learned dancing in America in 2016.
Castle J, Minjae and Huijun joined TOP Media in 2015.
Castle J has been friends with IOI/Weki Meki’s Yoojung for over 10 years
Castle J used to be a child actor.