Grand champion Kakuryu reclaimed the sole lead at the Nagoya Grand Sumo Tournament on Saturday as Hakuho suffered a shock loss to former ozeki Kotoshogiku with one day remaining at the 15-day tournament.Kakuryu will go into the final day with a one-win lead over his yokozuna counterpart Hakuho at Dolphins Arena. No. 16 maegashira Terutsuyoshi, the only other wrestler in the title hunt, missed his bid for a maiden championship with a loss to No. 1 Hokutofuji.In the day's final bout, Mongolian Hakuho was forced out of the ring by No. 5 Kotoshogiku (7-7). It was Kotoshogiku's seventh win over …READ FULL ARTICLE