The Japan Sumo Association unanimously decided Wednesday to promote Kiribayama to the sport's second-highest rank of ozeki, following his recent run of strong results.Upon his promotion, the 27-year-old from Mongolia, whose real name is Byambachuluun Lkhagvasuren, changed his ring name to Kirishima, formerly used by his stablemaster Michinoku when he was an active wrestler."I'll train harder than ever to live up to the rank of ozeki," Kirishima said during his promotion ceremony at the Michinoku stable in Tokyo. "I just have to devote myself to going for one rank above this."The sixth Mongo…READ FULL ARTICLE