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Tomozuna Kabu History
| Time | Kabu Name | Holder | Heya | Ichimon | Owner |
| 05.1921 (HA) - 12.1946 (HCs) | Tomozuna[7] Kamenosuke | K Yahazuyama Noboru | Tomozuna | Tatsunami | |
| 01.1947 (HCs) - 01.01.1961 (RM) | Tomozuna[7] Kamenosuke | K Yahazuyama Noboru | Tatsunami | Tatsunami | |
| 02.01.1961 (KC) - 29.03.1976 (RM) | Tomozuna[8] Seiichi | K Tomoegata Seiichi | Tomozuna | Tatsunami | |
| 30.03.1976 (QQ) - 30.03.1976 (QQ) | Tomozuna | vacant | Tomozuna | Tatsunami | K Tomoegata Seiichi |
| 31.03.1976 (HT) - 19.05.1989 (RM) | Tomozuna[9] Takanori | J7 Yamatonishiki Noboru | Tomozuna | Tatsunami | |
| 20.05.1989 (HT) - 10.06.2017 (HT) | Tomozuna[10] Takanori | S Kaiki Nobuhide | Tomozuna | Tatsunami | |
| 11.06.2017 (HT) - | Tomozuna[11] Masaru | S Kyokutenho Masaru | Tomozuna | Tatsunami | |
| HA | Heya assumed (KA as shisho) |
| HCs | Heya change (by shutdown) |
| HT | Heya takeover (new shisho picks up heya name) |
| KC | Kabu changed |
| QQ | Vacant (headless heya) |
| RM | Mandatory retirement |
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