| Highest Rank | Yokozuna (September 1961) |
| Real Name | NAYA Koki - Sumiyoshi# Koki - Naya Koki |
| Birth Date | May 29, 1940 |
| Shusshin | Hokkaido, Kawakami-gun, Deshikaga-cho |
| Death Date | January 19, 2013 (72 years) |
| Height and Weight | 187 cm 124 kg |
| Heya | Nishonoseki |
| Shikona | Naya Koki - Taiho Koki |
| Hatsu Dohyo | 1956.09 |
| Intai | 1971.05 |
| Kabu | Taiho Koki |
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| Career Record | 872-182-136/1045 (87 basho) |
| In Makuuchi | 746-144-136/881 (69 basho), 32 Yusho, 12 Jun-Yusho, 1 Gino-Sho, 2 Kanto-Sho, 1 Kinboshi |
| As Yokozuna | 622-103-136/716 (58 basho), 29 Yusho, 8 Jun-Yusho |
| As Ozeki | 58-17/75 (5 basho), 2 Yusho, 2 Jun-Yusho |
| As Sekiwake | 25-5/30 (2 basho), 1 Yusho, 1 Jun-Yusho, 1 Gino-Sho |
| As Komusubi | 11-4/15 (1 basho) |
| As Maegashira | 30-15/45 (3 basho), 1 Jun-Yusho, 2 Kanto-Sho, 1 Kinboshi |
| In Juryo | 44-16/60 (4 basho), 1 Yusho |
| In Makushita | 35-13/48 (6 basho) |
| In Sandanme | 27-5/32 (4 basho), 1 Yusho |
| In Jonidan | 13-3/16 (2 basho) |
| In Jonokuchi | 7-1/8 (1 basho) |
| In Mae-zumo | 1 basho |
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