Head-to-head · 21 bouts
Haguroyama Sojo and Taiho Koki have met 21 times in recorded sumo. Taiho Koki leads 21–0.
Taiho Koki has won with: frontal force out (5), beltless armthrow (3), pulling over armthrow (3), frontal lift out (2), backward pivot throw (2).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| March 1960 | Day 1 | Taiho Koki | Frontal force out | Maegashira 4 East vs Sekiwake 1 West |
| May 1960 | Day 10 | Taiho Koki | Frontal force out | Maegashira 6 East vs Maegashira 1 West |
| July 1960 | Day 5 | Taiho Koki | Beltless armthrow | Maegashira 1 East vs Komusubi 1 West |
| September 1960 | Day 10 | Taiho Koki | Frontal lift out | Sekiwake 2 West vs Sekiwake 1 West |
| November 1960 | Day 9 | Taiho Koki | Beltless armthrow | Sekiwake 1 East vs Sekiwake 2 West |
| January 1961 | Day 14 | Taiho Koki | Frontal lift out | Ozeki 2 East vs Komusubi 1 West |
| March 1961 | Day 14 | Taiho Koki | Frontal force out | Komusubi 1 West vs Ozeki 2 West |
| May 1961 | Day 4 | Taiho Koki | Frontal force out | Maegashira 2 West vs Ozeki 1 West |
| July 1961 | Day 10 | Taiho Koki | Backward pivot throw | Ozeki 1 East vs Sekiwake 2 West |
| September 1961 | Day 1 | Taiho Koki | Beltless armthrow | Ozeki 1 East vs Komusubi 2 West |
| November 1961 | Day 13 | Taiho Koki | Frontal push down | Sekiwake 2 West vs Yokozuna 1 West |
| January 1962 | Day 3 | Taiho Koki | Backward pivot throw | Yokozuna 1 East vs Sekiwake 2 East |
| March 1962 | Day 13 | Taiho Koki | Frontal force out | Yokozuna 1 East vs Sekiwake 1 East |
| May 1962 | Day 3 | Taiho Koki | Pulling over armthrow | Yokozuna 1 East vs Sekiwake 2 East |
| July 1962 | Day 8 | Taiho Koki | Frontal crush out | Yokozuna 1 East vs Maegashira 2 West |
| November 1962 | Day 3 | Taiho Koki | Pulling over armthrow | Yokozuna 1 East vs Maegashira 3 East |
| January 1963 | Day 8 | Taiho Koki | Frontal crush out | Yokozuna 1 East vs Komusubi 1 West |
| May 1963 | Day 7 | Taiho Koki | Frontal thrust out | Yokozuna 1 East vs Maegashira 2 East |
| September 1963 | Day 6 | Taiho Koki | Pulling over armthrow | Yokozuna 1 East vs Maegashira 2 East |
| January 1964 | Day 9 | Taiho Koki | Frontal push out | Yokozuna 1 East vs Maegashira 1 East |
| March 1964 | Day 1 | Taiho Koki | Frontal push out | Yokozuna 1 East vs Maegashira 4 East |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.