Ozeki-ranking 335-pounder Ouchiyama's unmarred record was wiped out Wednesday as he was overpowered by under-dog Tamanoumi, 252 pounds, in a major upset on the fourth day of the New Year's Grand Sumo Tournament at the Kuramae Kokugikan, Tokyo.
    Meanwhile, Grand Champion Yoshibayama went down to his third straight defeat, losing to Tochihikari.

Results of other main events:
Wakabayama beat Orochigata
Hajimayama beat Futatsuryu
Kotogahama beat Dewanishiki
Tokitsuyama beat Odachi
Asashio beat Mitsuneyama
Wakanohana beat Naruyama
Shinobuyama beat Matsunobori
Chiyonoyama beat Annenyama
Kagamisato beat Wakasegawa
Tochinishiki beat Kitanonada