Head-to-head · 13 bouts
Iwakaze Kakutaro and Kotogahama Sadao have met 13 times in recorded sumo. Kotogahama Sadao leads 9–4.
Iwakaze Kakutaro has won with: hand pull down (1), rear push out (1), arm bar throw (1), thrust down (1).
Kotogahama Sadao has won with: frontal crush out (4), frontal force out (3), head lock throw (1), frontal thrust down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| July 1959 | Day 4 | Kotogahama Sadao | Frontal crush out | Ozeki 1 East vs Maegashira 4 West |
| November 1959 | Day 1 | Kotogahama Sadao | Head lock throw | Maegashira 6 East vs Ozeki 1 West |
| January 1960 | Day 5 | Kotogahama Sadao | Frontal crush out | Maegashira 4 East vs Ozeki 1 West |
| March 1960 | Day 7 | Kotogahama Sadao | Frontal thrust down | Ozeki 1 East vs Maegashira 2 West |
| May 1960 | Day 1 | Kotogahama Sadao | Frontal force out | Ozeki 1 East vs Maegashira 4 East |
| July 1960 | Day 4 | Iwakaze Kakutaro | Hand pull down | Maegashira 7 West vs Ozeki 1 West |
| September 1960 | Day 3 | Kotogahama Sadao | Frontal crush out | Ozeki 1 East vs Komusubi 2 West |
| January 1961 | Day 13 | Iwakaze Kakutaro | Rear push out | Sekiwake 1 West vs Ozeki 2 West |
| March 1961 | Day 12 | Kotogahama Sadao | Frontal crush out | Sekiwake 1 West vs Ozeki 1 West |
| May 1961 | Day 10 | Iwakaze Kakutaro | Arm bar throw | Ozeki 2 East vs Sekiwake 1 West |
| September 1961 | Day 5 | Iwakaze Kakutaro | Thrust down | Ozeki 3 East vs Komusubi 1 West |
| November 1961 | Day 1 | Kotogahama Sadao | Frontal force out | Ozeki 1 East vs Komusubi 1 West |
| January 1962 | Day 13 | Kotogahama Sadao | Frontal force out | Komusubi 1 East vs Ozeki 1 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.