Yokozuna Hoshoryu deployed his trademark underarm throw against No. 2 maegashira Oho to remain the undefeated outright leader at the Autumn Grand Sumo Tournament on Friday.Fellow grand champion Onosato, ozeki Kotozakura and new Ukrainian komusubi Aonishiki also notched victories to stay on the second rung of the leaderboard among eight men at 5-1 on Day 6 of the 15-day tournament.Oho came into the day's final bout at Tokyo's Ryogoku Kokugikan arena leading Hoshoryu 5-3 in their head-to-head series, with the most recent win courtesy of the yokozuna's injury forfeit at the July tournament in …READ FULL ARTICLE