Rank-and-file wrestler Kinbozan continued his stunning championship bid at the New Year Grand Sumo Tournament on Friday, upsetting ozeki Kotozakura to remain the outright leader.The No. 14 maegashira from Kazakhstan improved his record to 11-2 to stay one win ahead of ozeki Hoshoryu and maegashira Kirishima, Oho and Takerufuji heading into the final weekend of the 15-day tournament at Tokyo's Ryogoku Kokugikan arena.Contesting the closing bout of Day 13, Kinbozan opened with a powerful stiff-arm shove and maintained his momentum to push out Kotozakura (5-8), who started the tournament as a …READ FULL ARTICLE