Head-to-head · 13 bouts
Aogiyama Hideki and Kaio Hiroyuki have met 13 times in recorded sumo. Kaio Hiroyuki leads 7–6.
Aogiyama Hideki has won with: frontal push out (5).
Kaio Hiroyuki has won with: frontal force out (3), frontal push out (1), beltless armthrow (1), hand pull down (1), frontal push down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| May 1991 | Day 12 | Aogiyama Hideki | — | Makushita 28 West vs Makushita 26 East |
| September 1991 | Day 7 | Aogiyama Hideki | Frontal push out | Makushita 5 East vs Makushita 6 West |
| July 1992 | Day 5 | Kaio Hiroyuki | Frontal push out | Juryo 4 East vs Juryo 8 West |
| September 1992 | Day 13 | Aogiyama Hideki | Frontal push out | Juryo 3 East vs Juryo 2 West |
| March 1993 | Day 11 | Kaio Hiroyuki | Beltless armthrow | Maegashira 13 East vs Juryo 1 West |
| May 1993 | Day 3 | Aogiyama Hideki | Frontal push out | Juryo 2 East vs Maegashira 15 West |
| September 1993 | Day 2 | Kaio Hiroyuki | Hand pull down | Juryo 5 East vs Juryo 1 West |
| November 1993 | Day 15 | Aogiyama Hideki | Frontal push out | Juryo 2 East vs Maegashira 15 West |
| March 1996 | Day 10 | Kaio Hiroyuki | Frontal force out | Sekiwake 1 East vs Maegashira 2 West |
| July 1996 | Day 1 | Kaio Hiroyuki | Frontal force out | Sekiwake 1 East vs Maegashira 1 West |
| March 1998 | Day 15 | Aogiyama Hideki | Frontal push out | Maegashira 7 West vs Komusubi 1 West |
| September 1998 | Day 12 | Kaio Hiroyuki | Frontal force out | Maegashira 1 East vs Maegashira 4 East |
| January 1999 | Day 13 | Kaio Hiroyuki | Frontal push down | Maegashira 1 East vs Maegashira 3 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.