Head-to-head · 12 bouts
Mitoizumi Masayuki and Toyonoumi Shinji have met 12 times in recorded sumo. Mitoizumi Masayuki leads 7–5.
Mitoizumi Masayuki has won with: frontal force out (7).
Toyonoumi Shinji has won with: frontal push out (2), frontal force out (1), twist down (1), thrust down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| November 1987 | Day 4 | Toyonoumi Shinji | Frontal force out | Juryo 13 East vs Juryo 4 West |
| January 1988 | Day 11 | Mitoizumi Masayuki | Frontal force out | Juryo 6 East vs Juryo 2 West |
| March 1989 | Day 1 | Mitoizumi Masayuki | Frontal force out | Maegashira 8 East vs Maegashira 8 West |
| May 1990 | Day 7 | Mitoizumi Masayuki | Frontal force out | Maegashira 7 East vs Maegashira 13 West |
| September 1990 | Day 7 | Mitoizumi Masayuki | Frontal force out | Maegashira 7 East vs Maegashira 3 West |
| November 1990 | Day 3 | Mitoizumi Masayuki | Frontal force out | Maegashira 13 East vs Maegashira 14 East |
| May 1991 | Day 9 | Mitoizumi Masayuki | Frontal force out | Maegashira 8 East vs Maegashira 12 West |
| May 1992 | Day 15 | Toyonoumi Shinji | Twist down | Maegashira 5 West vs Komusubi 1 West |
| September 1992 | Day 4 | Toyonoumi Shinji | Thrust down | Maegashira 1 West vs Sekiwake 2 West |
| January 1993 | Day 13 | Toyonoumi Shinji | Frontal push out | Maegashira 10 West vs Maegashira 4 West |
| January 1994 | Day 1 | Toyonoumi Shinji | Frontal push out | Maegashira 11 East vs Maegashira 11 West |
| May 1994 | Day 9 | Mitoizumi Masayuki | Frontal force out | Maegashira 14 East vs Juryo 1 East |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.