Head-to-head · 17 bouts
Iwakaze Kakutaro and Wakanoumi Masateru have met 17 times in recorded sumo. Iwakaze Kakutaro leads 13–4.
Iwakaze Kakutaro has won with: frontal push out (4), frontal force out (3), frontal push down (2), rear push out (2), hand pull down (1).
Wakanoumi Masateru has won with: frontal crush out (1), frontal force out (1), beltless armthrow (1), twisting underarm throw (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| May 1958 | Day 7 | Iwakaze Kakutaro | Frontal push down | Maegashira 12 East vs Maegashira 9 West |
| September 1958 | Day 5 | Wakanoumi Masateru | Frontal crush out | Maegashira 10 West vs Maegashira 9 West |
| November 1958 | Day 11 | Wakanoumi Masateru | Frontal force out | Maegashira 7 West vs Maegashira 5 West |
| January 1959 | Day 14 | Wakanoumi Masateru | Beltless armthrow | Maegashira 10 West vs Maegashira 6 West |
| March 1959 | Day 14 | Wakanoumi Masateru | Twisting underarm throw | Maegashira 3 East vs Maegashira 8 West |
| January 1960 | Day 6 | Iwakaze Kakutaro | Rear push out | Komusubi 2 East vs Maegashira 4 East |
| March 1960 | Day 3 | Iwakaze Kakutaro | Frontal force out | Komusubi 1 East vs Maegashira 2 West |
| May 1960 | Day 12 | Iwakaze Kakutaro | Frontal push down | Maegashira 4 East vs Maegashira 3 West |
| July 1960 | Day 8 | Iwakaze Kakutaro | Frontal force out | Maegashira 7 West vs Maegashira 4 West |
| September 1960 | Day 5 | Iwakaze Kakutaro | Frontal force out | Maegashira 3 East vs Komusubi 2 West |
| November 1960 | Day 4 | Iwakaze Kakutaro | Frontal push out | Maegashira 1 East vs Komusubi 1 West |
| January 1961 | Day 2 | Iwakaze Kakutaro | Frontal push out | Maegashira 5 East vs Sekiwake 1 West |
| May 1962 | Day 11 | Iwakaze Kakutaro | Hand pull down | Maegashira 8 East vs Maegashira 9 East |
| July 1962 | Day 6 | Iwakaze Kakutaro | Rear push out | Maegashira 11 East vs Maegashira 12 West |
| September 1962 | Day 4 | Iwakaze Kakutaro | Frontal crush out | Maegashira 8 East vs Maegashira 8 West |
| March 1963 | Day 4 | Iwakaze Kakutaro | Frontal push out | Maegashira 8 East vs Maegashira 8 West |
| September 1963 | Day 10 | Iwakaze Kakutaro | Frontal push out | Maegashira 3 East vs Maegashira 4 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.