Newly promoted komusubi Onosato, who went 12-3 in the Summer Basho, has contended in every tournament since his January debut in the elite division.
Mongolian grappler Kiribayama posted back-to-back victories on the final day of the Spring Basho to deny Daieisho his second championship.
The 37-year-old Mongolian grappler defeated Takayasu to become the oldest championship winner in the modern era.
The lone grand champion got off to a solid start but couldn’t finish off his opponent.
The lone grand champion shrugged off injury concerns and was unbeatable in the second half of the 15-day meet.
Five lower-ranked wrestlers share the lead while Terunofuji is in a large group one win back.
But as history has shown, unexpected challengers can emerge at any time, especially with several outstanding wrestlers coming up the ranks.
The lone yokozuna won his second straight tournament at the sport's highest rank.
The Mongolian grand champion won his second straight title at the sport's highest rank.