Mongolian grand champion Asashoryu disposed of top-ranked maegashira Kotoshogiku on Monday, extending his winning streak to 18 straight bouts at the New Year Grand Sumo Tournament.

News photoSecond-Ranked maegashira Tokitenku, right, extends his right arm to the face of ozeki Kotooshu on Monday on the second day of the New Year Grand Sumo Tournament at Ryogoku Kokugikan. Tokitenku won. KYODO PHOTO

Asashoryu, aiming for his fourth consecutive title, continued to dominate with an iron fist while four ozeki fell limp on the second day of action at Ryogoku Kokugikan.