Georgian Sumo wrestler Tochinoshin Tsuyoshi, defeated Mongolian 40-time champion and absolute record holder Hakuhō Shō.
Tochinoshin had to beat Hakuho in 25 matchups.
Tochinoshin remained at the top of the heap with an unbeaten record on Wednesday, the 11th day of the Summer Grand Sumo Tournament.
Tochinoshin, who is gunning for a second makuuchi division championship and an ozeki promotion, overturned an initial challenge from No. 5 maegashira Kotoshogiku (6-5) to continue the best start of his career.