Head-to-head · 28 bouts
Kotoshogiku Kazuhiro and Kaio Hiroyuki have met 28 times in recorded sumo. Kaio Hiroyuki leads 16–12.
Kotoshogiku Kazuhiro has won with: frontal force out (11).
Kaio Hiroyuki has won with: frontal force out (8), slap down (4), thrust down (2), under shoulder swing down (1), hand pull down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| May 2006 | Day 5 | Kaio Hiroyuki | Frontal force out | Maegashira 3 East vs Ozeki 2 West |
| July 2006 | Day 9 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Maegashira 1 East |
| November 2006 | Day 3 | Kaio Hiroyuki | Under shoulder swing down | Maegashira 2 East vs Ozeki 3 West |
| January 2007 | Day 5 | Kotoshogiku Kazuhiro | Frontal force out | Ozeki 2 East vs Maegashira 1 East |
| March 2007 | Day 4 | Kotoshogiku Kazuhiro | Frontal force out | Sekiwake 1 West vs Ozeki 2 West |
| May 2007 | Day 2 | Kaio Hiroyuki | Thrust down | Ozeki 2 East vs Komusubi 1 West |
| July 2007 | Day 1 | Kaio Hiroyuki | Slap down | Ozeki 1 East vs Maegashira 1 East |
| November 2007 | Day 3 | Kaio Hiroyuki | Frontal force out | Komusubi 1 West vs Ozeki 2 West |
| January 2008 | Day 2 | Kotoshogiku Kazuhiro | Frontal force out | Ozeki 2 East vs Komusubi 1 East |
| March 2008 | Day 5 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Sekiwake 1 West |
| May 2008 | Day 6 | Kaio Hiroyuki | Slap down | Sekiwake 1 West vs Ozeki 1 West |
| July 2008 | Day 5 | Kotoshogiku Kazuhiro | Frontal force out | Ozeki 2 East vs Sekiwake 1 West |
| September 2008 | Day 1 | Kotoshogiku Kazuhiro | Frontal force out | Ozeki 2 East vs Maegashira 1 East |
| November 2008 | Day 4 | Kotoshogiku Kazuhiro | fusen | Maegashira 3 East vs Ozeki 1 West |
| January 2009 | Day 3 | Kaio Hiroyuki | Frontal force out | Maegashira 1 East vs Ozeki 2 West |
| March 2009 | Day 3 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Maegashira 2 East |
| July 2009 | Day 2 | Kaio Hiroyuki | Frontal force out | Ozeki 2 East vs Komusubi 1 West |
| September 2009 | Day 2 | Kotoshogiku Kazuhiro | Frontal force out | Sekiwake 1 West vs Ozeki 2 West |
| November 2009 | Day 7 | Kaio Hiroyuki | Frontal force out | Maegashira 2 East vs Ozeki 2 West |
| January 2010 | Day 4 | Kotoshogiku Kazuhiro | Frontal force out | Komusubi 1 East vs Ozeki 2 West |
| March 2010 | Day 6 | Kaio Hiroyuki | Slap down | Ozeki 2 East vs Maegashira 3 West |
| May 2010 | Day 6 | Kotoshogiku Kazuhiro | Frontal force out | Komusubi 1 East vs Ozeki 2 West |
| July 2010 | Day 3 | Kotoshogiku Kazuhiro | Frontal force out | Sekiwake 1 West vs Ozeki 3 West |
| September 2010 | Day 7 | Kotoshogiku Kazuhiro | Frontal force out | Maegashira 3 East vs Ozeki 2 West |
| November 2010 | Day 2 | Kaio Hiroyuki | Thrust down | Maegashira 1 West vs Ozeki 2 West |
| January 2011 | Day 9 | Kaio Hiroyuki | Slap down | Ozeki 1 East vs Sekiwake 1 West |
| May 2011 | Day 7 | Kaio Hiroyuki | Hand pull down | Sekiwake 1 East vs Ozeki 1 West |
| July 2011 | Day 8 | Kotoshogiku Kazuhiro | Frontal force out | Ozeki 2 East vs Sekiwake 1 East |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.