Sumo wrestler Takayasu's grandmother has hardly been able to get up over the past three years because of arthritis.But Susana Camacho's state of mind and spirit is just as strong as her grandson, who is in top shape for the Nagoya Grand Sumo Tournament that begins Sunday in Aichi, Japan. Following his outstanding performance in the Summer Grand Sumo Tournament, Takayasu, 27, was promoted to the traditional Japanese sport's second-highest rank of ozeki in May."Akira-kun (little boy)! He is my grandson. I'm very proud of my grandson," Camacho beamed on Friday when Kyodo News interviewed her a…READ FULL ARTICLE