Head-to-head · 28 bouts
Daijuyama Tadaaki and Sadanoumi Koji have met 28 times in recorded sumo. they are level at 14–14.
Daijuyama Tadaaki has won with: frontal force out (4), over arm throw (3), thrust down (2), frontal crush out (1), arm lock throw (1).
Sadanoumi Koji has won with: frontal force out (7), over arm throw (1), frontal crush out (1), slap down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| January 1980 | Day 6 | Daijuyama Tadaaki | Over arm throw | Juryo 11 West vs Juryo 4 West |
| March 1980 | Day 12 | Daijuyama Tadaaki | Frontal crush out | Juryo 8 East vs Juryo 9 West |
| May 1980 | Day 7 | Daijuyama Tadaaki | Frontal force out | Juryo 8 East vs Juryo 3 West |
| July 1980 | Day 13 | Sadanoumi Koji | Frontal force out | Juryo 1 East vs Juryo 10 East |
| November 1980 | Day 5 | Sadanoumi Koji | Over arm throw | Maegashira 12 West vs Maegashira 6 West |
| March 1981 | Day 13 | Daijuyama Tadaaki | Arm lock throw | Maegashira 10 East vs Maegashira 13 West |
| May 1981 | Day 14 | Daijuyama Tadaaki | Over arm throw | Maegashira 6 East vs Maegashira 7 West |
| July 1981 | Day 12 | Daijuyama Tadaaki | Backward pivot throw | Maegashira 2 East vs Maegashira 3 West |
| September 1981 | Day 7 | Daijuyama Tadaaki | Thrust down | Maegashira 8 East vs Maegashira 1 West |
| November 1981 | Day 6 | Sadanoumi Koji | Frontal crush out | Maegashira 4 East vs Sekiwake 1 West |
| January 1982 | Day 7 | Daijuyama Tadaaki | Thrust down | Komusubi 1 East vs Maegashira 3 West |
| March 1982 | Day 7 | Sadanoumi Koji | Frontal force out | Komusubi 1 East vs Maegashira 5 West |
| September 1982 | Day 15 | Sadanoumi Koji | Slap down | Maegashira 1 East vs Maegashira 14 East |
| March 1983 | Day 2 | Sadanoumi Koji | fusen | Komusubi 1 East vs Maegashira 5 East |
| September 1983 | Day 15 | Sadanoumi Koji | Frontal force out | Maegashira 3 East vs Maegashira 6 West |
| January 1984 | Day 9 | Sadanoumi Koji | Frontal force out | Maegashira 5 West vs Maegashira 1 West |
| July 1984 | Day 9 | Daijuyama Tadaaki | Frontal force out | Maegashira 4 East vs Maegashira 10 West |
| November 1984 | Day 1 | Sadanoumi Koji | Hand pull down | Maegashira 9 East vs Maegashira 8 West |
| January 1985 | Day 5 | Daijuyama Tadaaki | Pulling over armthrow | Maegashira 5 East vs Maegashira 2 West |
| September 1985 | Day 10 | Sadanoumi Koji | Frontal force out | Maegashira 3 East vs Maegashira 3 West |
| November 1985 | Day 2 | Daijuyama Tadaaki | Frontal force out | Maegashira 11 West vs Maegashira 7 West |
| May 1986 | Day 11 | Sadanoumi Koji | Twist down | Maegashira 8 East vs Maegashira 7 West |
| July 1986 | Day 13 | Sadanoumi Koji | Beltless armthrow | Maegashira 2 East vs Maegashira 4 West |
| September 1986 | Day 8 | Sadanoumi Koji | Frontal force out | Maegashira 9 West vs Maegashira 7 West |
| November 1986 | Day 7 | Daijuyama Tadaaki | Frontal force out | Maegashira 2 East vs Maegashira 3 West |
| January 1987 | Day 2 | Sadanoumi Koji | Frontal force out | Maegashira 8 East vs Maegashira 12 West |
| January 1988 | Day 8 | Daijuyama Tadaaki | Over arm throw | Maegashira 9 East vs Maegashira 13 East |
| March 1988 | Day 2 | Daijuyama Tadaaki | Frontal push out | Maegashira 5 East vs Maegashira 10 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.