Mezue ahịrịokwu na-esonụ: Na 2009 World Taekwondo Championships na Copenhagen, Denmark, St. Bernard kpochapụrụ na agba nke mbụ nke ụmụ nwanyị welterweight mgbe Sun Ai-chi nke Chinese Taipei meriri ya. Na
Na 2011 World Championships na Gyeongju, South Korea, a chụpụrụ ya na agba nke mbụ ya na ụmụ nwanyị welterweight.