Head-to-head · 13 bouts
Taiho Koki and Mutsuarashi Yukio have met 13 times in recorded sumo. Taiho Koki leads 10–3.
Taiho Koki has won with: over arm throw (5), frontal force out (2), frontal push out (1), frontal lift out (1), pulling over armthrow (1).
Mutsuarashi Yukio has won with: twisting backward knee trip (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| May 1967 | Day 3 | Taiho Koki | Over arm throw | Yokozuna 1 East vs Maegashira 4 East |
| July 1967 | Day 3 | Mutsuarashi Yukio | fusen | Yokozuna 1 East vs Maegashira 3 East |
| September 1967 | Day 8 | Taiho Koki | Frontal push out | Yokozuna 2 East vs Komusubi 1 West |
| January 1968 | Day 3 | Mutsuarashi Yukio | Twisting backward knee trip | Maegashira 1 East vs Yokozuna 1 West |
| September 1968 | Day 10 | Taiho Koki | Frontal lift out | Komusubi 1 East vs Yokozuna 1 West |
| November 1968 | Day 2 | Taiho Koki | Over arm throw | Yokozuna 1 East vs Maegashira 4 West |
| January 1969 | Day 11 | Taiho Koki | Over arm throw | Yokozuna 1 East vs Maegashira 1 East |
| May 1969 | Day 2 | Taiho Koki | Pulling over armthrow | Maegashira 1 East vs Yokozuna 1 West |
| September 1969 | Day 11 | Taiho Koki | Frontal force out | Yokozuna 1 East vs Maegashira 1 West |
| November 1969 | Day 10 | Mutsuarashi Yukio | fusen | Yokozuna 1 East vs Maegashira 1 West |
| May 1970 | Day 10 | Taiho Koki | Frontal force out | Yokozuna 1 East vs Komusubi 1 West |
| November 1970 | Day 12 | Taiho Koki | Over arm throw | Maegashira 2 East vs Yokozuna 1 West |
| March 1971 | Day 1 | Taiho Koki | Over arm throw | Sekiwake 1 East vs Yokozuna 1 West |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.