Head-to-head · 22 bouts
Aobayama Hirotoshi and Masudayama Yasuhito have met 22 times in recorded sumo. Masudayama Yasuhito leads 14–8.
Aobayama Hirotoshi has won with: frontal force out (5), rear push out (2), over arm throw (1).
Masudayama Yasuhito has won with: frontal push out (4), frontal thrust out (3), thrust down (2), frontal force out (2), frontal push down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| January 1975 | Day 1 | Masudayama Yasuhito | Frontal push down | Juryo 11 East vs Juryo 11 West |
| March 1975 | Day 15 | Aobayama Hirotoshi | Over arm throw | Juryo 7 East vs Juryo 6 West |
| May 1975 | Day 5 | Masudayama Yasuhito | Frontal crush out | Juryo 4 West vs Juryo 2 West |
| July 1975 | Day 7 | Masudayama Yasuhito | Frontal thrust out | Juryo 7 East vs Juryo 8 West |
| September 1976 | Day 6 | Masudayama Yasuhito | Frontal thrust down | Juryo 10 West vs Juryo 6 West |
| July 1977 | Day 4 | Masudayama Yasuhito | Frontal push out | Maegashira 10 East vs Maegashira 13 East |
| September 1977 | Day 11 | Aobayama Hirotoshi | Rear push out | Maegashira 10 West vs Maegashira 5 West |
| January 1978 | Day 1 | Aobayama Hirotoshi | Frontal force out | Maegashira 7 East vs Maegashira 7 West |
| May 1978 | Day 11 | Masudayama Yasuhito | Thrust down | Maegashira 6 East vs Maegashira 7 West |
| July 1978 | Day 7 | Masudayama Yasuhito | Frontal thrust out | Maegashira 2 East vs Maegashira 3 East |
| January 1979 | Day 14 | Masudayama Yasuhito | Frontal push out | Komusubi 1 East vs Maegashira 5 West |
| July 1979 | Day 10 | Masudayama Yasuhito | Frontal thrust out | Maegashira 8 West vs Maegashira 3 West |
| September 1979 | Day 2 | Aobayama Hirotoshi | Frontal force out | Maegashira 13 East vs Maegashira 9 West |
| November 1979 | Day 10 | Aobayama Hirotoshi | Frontal force out | Maegashira 6 East vs Maegashira 5 West |
| May 1980 | Day 3 | Masudayama Yasuhito | Frontal force out | Maegashira 13 West vs Maegashira 9 West |
| September 1980 | Day 9 | Masudayama Yasuhito | Frontal force out | Maegashira 10 East vs Maegashira 9 West |
| November 1980 | Day 5 | Masudayama Yasuhito | Frontal push out | Maegashira 3 East vs Komusubi 1 West |
| January 1981 | Day 13 | Masudayama Yasuhito | Thrust down | Komusubi 1 East vs Maegashira 2 West |
| July 1981 | Day 14 | Aobayama Hirotoshi | Rear push out | Maegashira 5 East vs Maegashira 7 East |
| September 1981 | Day 8 | Aobayama Hirotoshi | Frontal force out | Maegashira 9 East vs Maegashira 12 East |
| January 1982 | Day 10 | Masudayama Yasuhito | Frontal push out | Juryo 5 West vs Juryo 4 West |
| March 1982 | Day 3 | Aobayama Hirotoshi | Frontal force out | Juryo 3 East vs Juryo 8 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.