| Mitsuneyama Keiji | |
|---|---|
| 三根山 宝國 | |
 With the Emperor's Cup in 1954 | |
| Personal information | |
| Born | Tōichi Shimamura 7 February 1922 Tokyo, Japan |
| Died | 15 August 1989 (aged 67) |
| Height | 1.76 m (5 ft 9+1⁄2 in) |
| Weight | 150 kg (330 lb) |
| Career | |
| Stable | Takashima |
| Record | 479-389-35 |
| Debut | May 1937 |
| Highest rank | Ōzeki (September 1953) |
| Retired | January 1960 |
| Elder name | Takashima |
| Championships | 1 (Makuuchi) 1 (Jūryō) 1 (Sandanme) |
| Special Prizes | Outstanding Performance (5) Fighting Spirit (2) |
| Gold Stars | 9 Terukuni (3) Kagamisato (2) Akinoumi Maedayama Azumafuji Chiyonoyama |
| * Up to date as of June 2020. | |
Mitsuneyama Keiji, real name Tōichi Shimamura (7 February 1922 – 15 August 1989) was a sumo wrestler from Arakawa, Tokyo, Japan who won the top division yūshō or tournament championship in 1954. His highest rank was ōzeki and he earned nine kinboshi or gold stars for defeating yokozuna when ranked as a maegashira, and seven special prizes. After his retirement in 1960 he was the head coach of Takashima stable.