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 photo](../images/photos2007/ss20070109b1a.jpg)
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.