Head-to-head · 32 bouts
Hasegawa Katsuhiro and Tamanoumi Masahiro have met 32 times in recorded sumo. Tamanoumi Masahiro leads 20–12.
Hasegawa Katsuhiro has won with: frontal force out (6), frontal crush out (2), over arm throw (2), frontal lift out (1), frontal thrust out (1).
Tamanoumi Masahiro has won with: frontal force out (7), frontal lift out (6), inside leg trip (1), forward step out (1), frontal crush out (1).
| Tournament | Day | Winner | Technique | Ranks |
|---|---|---|---|---|
| July 1965 | Day 10 | Hasegawa Katsuhiro | Frontal force out | Maegashira 3 East vs Sekiwake 1 West |
| November 1965 | Day 14 | Hasegawa Katsuhiro | Frontal crush out | Komusubi 1 East vs Maegashira 2 West |
| March 1966 | Day 11 | Hasegawa Katsuhiro | Frontal force out | Maegashira 1 East vs Maegashira 5 West |
| May 1966 | Day 7 | Tamanoumi Masahiro | Inside leg trip | Maegashira 2 East vs Sekiwake 1 West |
| July 1966 | Day 14 | Hasegawa Katsuhiro | Frontal lift out | Komusubi 1 West vs Sekiwake 1 West |
| September 1966 | Day 14 | Tamanoumi Masahiro | Frontal lift out | Sekiwake 1 East vs Komusubi 1 East |
| November 1966 | Day 1 | Tamanoumi Masahiro | Frontal lift out | Maegashira 2 West vs Ozeki 1 West |
| March 1967 | Day 7 | Tamanoumi Masahiro | Frontal force out | Maegashira 1 West vs Ozeki 1 West |
| July 1967 | Day 9 | Tamanoumi Masahiro | Forward step out | Ozeki 1 East vs Komusubi 1 East |
| September 1967 | Day 5 | Tamanoumi Masahiro | Frontal force out | Komusubi 1 East vs Ozeki 1 West |
| November 1967 | Day 12 | Tamanoumi Masahiro | Frontal crush out | Maegashira 1 East vs Ozeki 1 West |
| January 1968 | Day 3 | Tamanoumi Masahiro | Frontal force out | Ozeki 1 East vs Komusubi 1 East |
| May 1968 | Day 5 | Tamanoumi Masahiro | Frontal lift out | Ozeki 1 East vs Maegashira 2 East |
| July 1968 | Day 6 | Hasegawa Katsuhiro | Over arm throw | Ozeki 1 East vs Maegashira 1 West |
| September 1968 | Day 1 | Hasegawa Katsuhiro | Frontal force out | Maegashira 2 West vs Ozeki 1 West |
| November 1968 | Day 7 | Hasegawa Katsuhiro | Frontal force out | Ozeki 1 East vs Maegashira 1 East |
| January 1969 | Day 9 | Tamanoumi Masahiro | Twisting backward knee trip | Ozeki 1 East vs Sekiwake 1 West |
| March 1969 | Day 13 | Hasegawa Katsuhiro | Frontal thrust out | Ozeki 1 East vs Sekiwake 1 East |
| May 1969 | Day 9 | Hasegawa Katsuhiro | Frontal force out | Sekiwake 1 East vs Ozeki 1 West |
| July 1969 | Day 15 | Hasegawa Katsuhiro | Frontal crush out | Sekiwake 1 East vs Ozeki 2 West |
| September 1969 | Day 15 | Tamanoumi Masahiro | Frontal force out | Sekiwake 1 East vs Ozeki 2 West |
| November 1969 | Day 10 | Hasegawa Katsuhiro | Over arm throw | Ozeki 1 East vs Sekiwake 1 West |
| January 1970 | Day 11 | Tamanoumi Masahiro | Frontal push out | Sekiwake 1 West vs Ozeki 1 West |
| March 1970 | Day 3 | Tamanoumi Masahiro | Frontal force out | Sekiwake 2 East vs Yokozuna 1 West |
| May 1970 | Day 5 | Tamanoumi Masahiro | Frontal lift out | Yokozuna 2 East vs Maegashira 2 East |
| September 1970 | Day 2 | Tamanoumi Masahiro | Frontal force out | Komusubi 1 East vs Yokozuna 1 West |
| November 1970 | Day 3 | Tamanoumi Masahiro | Over arm throw | Yokozuna 1 East vs Maegashira 2 West |
| January 1971 | Day 4 | Tamanoumi Masahiro | Frontal lift out | Yokozuna 1 East vs Sekiwake 1 West |
| March 1971 | Day 2 | Tamanoumi Masahiro | Backward pivot throw | Yokozuna 1 East vs Maegashira 2 West |
| May 1971 | Day 6 | Tamanoumi Masahiro | Frontal lift out | Yokozuna 1 East vs Sekiwake 1 West |
| July 1971 | Day 2 | Tamanoumi Masahiro | Frontal force out | Sekiwake 1 East vs Yokozuna 1 West |
| September 1971 | Day 5 | Hasegawa Katsuhiro | Frontal force out | Yokozuna 1 East vs Sekiwake 1 East |
Every bout between the two that is in this database (March 1958 onwards). Technique names follow NHK WORLD-JAPAN.