Head-to-head · 15 bouts
Dewanishiki Tadao and Iwakaze Kakutaro have met 15 times in recorded sumo. Iwakaze Kakutaro leads 9–6.
Dewanishiki Tadao has won with: frontal force out (2), frontal push out (1), arm grabbing force out (1), frontal push down (1), rear push out (1).
Iwakaze Kakutaro has won with: twisting underarm throw (2), frontal force out (2), frontal push out (2), frontal crush out (1), frontal push down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| July 1958 | Day 3 | Dewanishiki Tadao | Frontal push out | Maegashira 5 East vs Maegashira 6 East |
| May 1959 | Day 10 | Dewanishiki Tadao | Arm grabbing force out | Maegashira 16 East vs Maegashira 10 West |
| July 1959 | Day 13 | Iwakaze Kakutaro | Twisting underarm throw | Maegashira 9 West vs Maegashira 4 West |
| September 1959 | Day 4 | Dewanishiki Tadao | Frontal push down | Maegashira 2 West vs Maegashira 1 West |
| January 1960 | Day 8 | Iwakaze Kakutaro | Frontal force out | Maegashira 4 East vs Sekiwake 2 West |
| March 1960 | Day 11 | Iwakaze Kakutaro | Twisting underarm throw | Maegashira 2 West vs Maegashira 1 West |
| September 1960 | Day 10 | Iwakaze Kakutaro | Frontal push out | Komusubi 2 East vs Komusubi 2 West |
| November 1960 | Day 9 | Iwakaze Kakutaro | Frontal crush out | Maegashira 4 East vs Komusubi 1 West |
| March 1961 | Day 3 | Iwakaze Kakutaro | Frontal push down | Maegashira 2 West vs Sekiwake 1 West |
| September 1961 | Day 2 | Dewanishiki Tadao | Frontal force out | Maegashira 3 East vs Komusubi 1 West |
| November 1961 | Day 10 | Iwakaze Kakutaro | Frontal force out | Komusubi 2 East vs Komusubi 1 West |
| November 1963 | Day 3 | Iwakaze Kakutaro | Frontal push out | Maegashira 1 West vs Sekiwake 1 West |
| March 1964 | Day 15 | Dewanishiki Tadao | Rear push out | Maegashira 6 East vs Maegashira 12 West |
| May 1964 | Day 11 | Iwakaze Kakutaro | Rear push out | Maegashira 8 East vs Maegashira 10 East |
| July 1964 | Day 12 | Dewanishiki Tadao | Frontal force out | Maegashira 3 East vs Maegashira 10 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.