Head-to-head · 13 bouts
Mutsuarashi Yukio and Kotetsuyama Toyoya have met 13 times in recorded sumo. Mutsuarashi Yukio leads 12–1.
Mutsuarashi Yukio has won with: frontal lift out (5), frontal push out (1), twisting backward knee trip (1), thrust down (1), over arm throw (1).
Kotetsuyama Toyoya has won with: thrust down (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| March 1967 | Day 14 | Mutsuarashi Yukio | Frontal push out | Maegashira 14 East vs Maegashira 4 West |
| November 1967 | Day 15 | Mutsuarashi Yukio | Frontal lift out | Maegashira 4 West vs Maegashira 2 West |
| March 1968 | Day 11 | Mutsuarashi Yukio | Frontal lift out | Maegashira 3 West vs Maegashira 2 West |
| May 1968 | Day 3 | Mutsuarashi Yukio | Twisting backward knee trip | Maegashira 7 West vs Maegashira 5 West |
| November 1968 | Day 10 | Mutsuarashi Yukio | Thrust down | Maegashira 8 East vs Maegashira 4 West |
| September 1969 | Day 10 | Mutsuarashi Yukio | Frontal lift out | Maegashira 5 West vs Maegashira 1 West |
| September 1970 | Day 14 | Mutsuarashi Yukio | Frontal lift out | Maegashira 10 East vs Maegashira 11 West |
| November 1971 | Day 4 | Mutsuarashi Yukio | Over arm throw | Maegashira 12 East vs Maegashira 8 West |
| July 1972 | Day 8 | Mutsuarashi Yukio | Frontal lift out | Maegashira 6 East vs Maegashira 8 East |
| September 1972 | Day 13 | Kotetsuyama Toyoya | Thrust down | Maegashira 5 East vs Maegashira 7 West |
| November 1972 | Day 7 | Mutsuarashi Yukio | Beltless armthrow | Maegashira 2 East vs Maegashira 2 West |
| May 1973 | Day 11 | Mutsuarashi Yukio | Hand pull down | Maegashira 6 East vs Maegashira 13 East |
| November 1974 | Day 2 | Mutsuarashi Yukio | Frontal force out | Juryo 5 West vs Juryo 3 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.