At that time , her coach , Ryu Jong-Hyeon , approved of Kim 's talent . Because of this , he asked Kim 's mother that Kim should continue to learn how to skate , saying that she would become a wonderful figure skater in the future . Her coach at the time , Jong-Hyeon Ryu , strongly suggested to Kim 's mother that Kim should continue to skate , predicting that she would become a world-class figure skater in the future .