Head-to-head · 40 bouts
Tosanoumi Toshio and Kaio Hiroyuki have met 40 times in recorded sumo. Kaio Hiroyuki leads 30–10.
Tosanoumi Toshio has won with: frontal force out (7), frontal push out (1), rear push out (1), thrust down (1).
Kaio Hiroyuki has won with: frontal force out (8), slap down (8), pulling underarm throw (3), frontal push out (3), underarm throw (2).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| November 1995 | Day 4 | Kaio Hiroyuki | Pulling underarm throw | Sekiwake 1 East vs Maegashira 1 West |
| January 1996 | Day 5 | Tosanoumi Toshio | Frontal force out | Sekiwake 1 East vs Komusubi 1 East |
| March 1996 | Day 13 | Kaio Hiroyuki | Underarm throw | Sekiwake 1 East vs Komusubi 1 East |
| May 1996 | Day 11 | Kaio Hiroyuki | Frontal force out | Maegashira 1 West vs Sekiwake 1 West |
| November 1996 | Day 10 | Tosanoumi Toshio | Frontal force out | Maegashira 1 West vs Sekiwake 1 West |
| January 1997 | Day 12 | Tosanoumi Toshio | Frontal force out | Sekiwake 1 East vs Maegashira 1 East |
| March 1997 | Day 15 | Kaio Hiroyuki | Frontal force out | Komusubi 1 East vs Maegashira 1 East |
| September 1997 | Day 1 | Kaio Hiroyuki | Slap down | Sekiwake 1 East vs Komusubi 1 West |
| November 1997 | Day 13 | Kaio Hiroyuki | Pulling underarm throw | Maegashira 3 West vs Maegashira 1 West |
| January 1998 | Day 13 | Kaio Hiroyuki | Hand pull down | Komusubi 1 East vs Maegashira 3 East |
| May 1998 | Day 15 | Kaio Hiroyuki | Frontal force out | Maegashira 2 West vs Sekiwake 1 West |
| November 1998 | Day 10 | Tosanoumi Toshio | Frontal push out | Maegashira 9 East vs Maegashira 1 West |
| January 1999 | Day 12 | Kaio Hiroyuki | Frontal push out | Maegashira 1 East vs Maegashira 1 West |
| March 1999 | Day 12 | Kaio Hiroyuki | Frontal force out | Maegashira 2 East vs Komusubi 2 West |
| May 1999 | Day 9 | Kaio Hiroyuki | Pulling underarm throw | Maegashira 1 East vs Sekiwake 1 West |
| July 1999 | Day 7 | Tosanoumi Toshio | Frontal force out | Sekiwake 1 East vs Komusubi 1 East |
| September 1999 | Day 15 | Kaio Hiroyuki | Slap down | Sekiwake 1 East vs Sekiwake 1 West |
| November 1999 | Day 12 | Kaio Hiroyuki | Under shoulder swing down | Sekiwake 1 East vs Komusubi 2 West |
| January 2000 | Day 3 | Kaio Hiroyuki | Slap down | Sekiwake 1 East vs Komusubi 1 East |
| March 2000 | Day 13 | Tosanoumi Toshio | Frontal force out | Komusubi 1 East vs Komusubi 1 West |
| May 2000 | Day 13 | Kaio Hiroyuki | Slap down | Komusubi 1 East vs Komusubi 1 West |
| July 2000 | Day 4 | Kaio Hiroyuki | Thrust down | Sekiwake 1 East vs Komusubi 1 East |
| September 2000 | Day 8 | Kaio Hiroyuki | Slap down | Ozeki 2 East vs Maegashira 1 East |
| November 2001 | Day 4 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Maegashira 2 West |
| March 2002 | Day 5 | Kaio Hiroyuki | Head lock throw | Maegashira 1 West vs Ozeki 2 West |
| May 2002 | Day 8 | Kaio Hiroyuki | Slap down | Ozeki 1 East vs Maegashira 2 West |
| July 2002 | Day 3 | Tosanoumi Toshio | Frontal force out | Ozeki 1 East vs Komusubi 1 West |
| September 2002 | Day 4 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Sekiwake 1 West |
| November 2002 | Day 3 | Tosanoumi Toshio | Frontal force out | Ozeki 1 East vs Maegashira 1 West |
| March 2003 | Day 3 | Kaio Hiroyuki | Hand pull down | Komusubi 1 West vs Ozeki 2 West |
| May 2003 | Day 9 | Kaio Hiroyuki | Slap down | Komusubi 1 East vs Ozeki 1 West |
| July 2003 | Day 9 | Tosanoumi Toshio | Rear push out | Ozeki 1 East vs Maegashira 5 East |
| September 2003 | Day 4 | Kaio Hiroyuki | Frontal push out | Ozeki 1 East vs Komusubi 1 West |
| November 2003 | Day 3 | Kaio Hiroyuki | Slap down | Ozeki 2 East vs Maegashira 2 West |
| January 2004 | Day 2 | Kaio Hiroyuki | Underarm throw | Ozeki 2 East vs Sekiwake 1 East |
| March 2004 | Day 8 | Kaio Hiroyuki | Frontal force out | Maegashira 4 West vs Ozeki 1 West |
| September 2004 | Day 10 | Kaio Hiroyuki | Frontal force out | Ozeki 1 East vs Maegashira 4 West |
| January 2005 | Day 4 | Tosanoumi Toshio | Thrust down | Ozeki 1 East vs Maegashira 2 West |
| March 2005 | Day 7 | Kaio Hiroyuki | Frontal push out | Maegashira 3 East vs Ozeki 1 West |
| July 2005 | Day 8 | Kaio Hiroyuki | Arm lock throw | Maegashira 4 East vs Ozeki 2 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.