The native of Ishikawa Prefecture is gaining more confidence by the day at the 15-day Summer Basho in Tokyo as he pursues his first championship.
After winning the Summer Basho in Tokyo with a 14-1 record in May, yokozuna Terunofuji is hoping for more of the same in Nagoya.
Mongolian grappler Hoshoryu used an impressive arm throw to fend off sumo's Flying Monkey, improving to 7-1 in the year's final tournament.
The Dewanoumi stable wrestler has a one-win lead over Terunofuji at the midway point.
The No. 3 maegashira knocks the lone grand champion out of the lead with a huge upset.
The Mongolian-born grappler was pushed to the brink by upset-minded Daieisho.
But as history has shown, unexpected challengers can emerge at any time, especially with several outstanding wrestlers coming up the ranks.