Head-to-head · 12 bouts
Oshio Kenji and Sadanoumi Koji have met 12 times in recorded sumo. Oshio Kenji leads 9–3.
Oshio Kenji has won with: frontal push out (2), thrust down (2), hand pull down (1), frontal force out (1), frontal push down (1).
Sadanoumi Koji has won with: frontal force out (1), frontal push out (1), hand pull down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| January 1980 | Day 9 | Oshio Kenji | Frontal push out | Juryo 7 West vs Juryo 4 West |
| March 1980 | Day 9 | Oshio Kenji | Thrust down | Juryo 9 West vs Juryo 6 West |
| September 1980 | Day 3 | Sadanoumi Koji | Frontal force out | Juryo 9 East vs Juryo 4 West |
| March 1981 | Day 4 | Oshio Kenji | Hand pull down | Maegashira 10 East vs Maegashira 6 West |
| July 1981 | Day 5 | Oshio Kenji | Frontal force out | Maegashira 2 East vs Maegashira 6 East |
| September 1981 | Day 8 | Sadanoumi Koji | Frontal push out | Maegashira 8 East vs Maegashira 6 West |
| March 1982 | Day 14 | Oshio Kenji | Frontal push down | Komusubi 1 East vs Maegashira 3 East |
| July 1982 | Day 3 | Oshio Kenji | Frontal push out | Maegashira 6 East vs Maegashira 11 West |
| March 1983 | Day 1 | Oshio Kenji | Arm lock throw | Maegashira 5 East vs Maegashira 5 West |
| May 1983 | Day 10 | Oshio Kenji | Frontal thrust out | Maegashira 6 East vs Maegashira 9 West |
| September 1983 | Day 2 | Sadanoumi Koji | Hand pull down | Maegashira 11 East vs Maegashira 6 West |
| May 1984 | Day 12 | Oshio Kenji | Thrust down | Maegashira 12 West vs Maegashira 1 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.