Head-to-head · 14 bouts
Iwakaze Kakutaro and Sadanoyama Shinmatsu have met 14 times in recorded sumo. Sadanoyama Shinmatsu leads 9–5.
Iwakaze Kakutaro has won with: twisting backward knee trip (1), frontal push out (1), over arm throw (1), backward pivot throw (1), arm bar throw (1).
Sadanoyama Shinmatsu has won with: frontal crush out (3), frontal push out (2), frontal force out (2), backward force down (1), thigh grabbing push down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| July 1961 | Day 7 | Sadanoyama Shinmatsu | Frontal push out | Sekiwake 1 East vs Maegashira 2 East |
| September 1961 | Day 4 | Iwakaze Kakutaro | Twisting backward knee trip | Sekiwake 2 East vs Komusubi 1 West |
| November 1961 | Day 13 | Iwakaze Kakutaro | Frontal push out | Sekiwake 2 East vs Komusubi 1 West |
| January 1962 | Day 7 | Sadanoyama Shinmatsu | Frontal crush out | Komusubi 1 East vs Sekiwake 1 West |
| November 1962 | Day 9 | Sadanoyama Shinmatsu | Backward force down | Ozeki 1 East vs Maegashira 1 East |
| May 1963 | Day 3 | Iwakaze Kakutaro | Over arm throw | Ozeki 3 East vs Maegashira 5 West |
| July 1963 | Day 12 | Sadanoyama Shinmatsu | Frontal push out | Komusubi 1 West vs Ozeki 1 West |
| September 1963 | Day 5 | Sadanoyama Shinmatsu | Frontal crush out | Ozeki 1 East vs Maegashira 3 East |
| November 1963 | Day 13 | Iwakaze Kakutaro | Backward pivot throw | Ozeki 2 East vs Sekiwake 1 West |
| January 1964 | Day 5 | Sadanoyama Shinmatsu | Frontal crush out | Ozeki 2 East vs Maegashira 2 West |
| March 1964 | Day 4 | Sadanoyama Shinmatsu | Frontal force out | Ozeki 1 East vs Maegashira 6 East |
| July 1964 | Day 3 | Iwakaze Kakutaro | Arm bar throw | Maegashira 3 East vs Ozeki 1 West |
| September 1964 | Day 3 | Sadanoyama Shinmatsu | Frontal force out | Maegashira 3 West vs Ozeki 2 West |
| November 1964 | Day 9 | Sadanoyama Shinmatsu | Thigh grabbing push down | Ozeki 1 East vs Maegashira 6 East |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.