Hakuho overwhelmed fellow Mongolian Asashoryu on Sunday to finish the Summer Grand Sumo Tournament with a perfect 15-0 record.
![News photo](../images/photos2007/ss20070528b1a.jpg)
Hakuho, who is all but certain to be promoted to grand champion, wrapped up his second straight Emperor's Cup on Saturday, and Sunday's win over sumo's lone grand champion will add to his resume for promotion.