Despite achieving his first winning record in sumo's elite makuuchi division at November's Kyushu Grand Sumo Tournament, Onokatsu's focus is on his failure to reach 10 wins."I could have done more," said the 24-year-old Mongolian-born Onomatsu-stable wrestler of his performance in Fukuoka as a No. 15 maegashira.Onokatsu, whose real name is Batjargal Choijilsuren, got his foot in the door of Japan's sumo world as a high school exchange student."The food, the training, everything about daily life was excessively severe," he said.Undeterred, the hardened youngster moved on to Nippon Sport Scie…READ FULL ARTICLE