TOKYO: A Japanese karate champion who will compete at the Tokyo Olympics testified before an ethics commission on Wednesday (Mar 31), alleging that a federation official hit her in the face with a bamboo sword. Ayumi Uekusa, who will compete in the women's over 61kg kumite category as karate makes its Olympic debut this summer, said she was the victim of a bullying campaign by Masao Kagawa, the technical director of the Japan Karatedo Federation. It is the latest "power harassment" scandal to