Sato Sunao
Sato Sunao (佐藤直男) has a rating of 1595.
Retired. The rating shown is the rating at retirement.
Sato Sunao9 dan佐藤直男Kansai Ki-in
Rating1595
Rank—
1-year change—
Peak rating—
Last 10LossLossLossLossLossLossLossLossLossWin51-77
- 1993 record
- 1-1
- Record since 1927
- 51-77
- Win rate
- .398
Rating at retirement (not included in the rating list)
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Professional ratingsFind a player
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| March 1, 1993 | Nakano YasuhiroOza as Black | Win | ↑12 |
| February 18, 1993 | Fujisawa ShukoKisei 9 dan Section as Black | Loss | ↓7 |
| May 19, 1988 | Hayase HiroshiHoninbo 3rd Preliminary as White | Loss | ↓20 |
| April 7, 1988 | Kobayashi KoichiHoninbo League as Black | Loss | ↓3 |
| March 17, 1988 | Rin KaihoHoninbo League as White | Loss | ↓4 |
| February 4, 1988 | Cho ChikunHoninbo League as Black | Loss | ↓4 |
| January 20, 1988 | Otake HideoHoninbo League as Black | Loss | ↓5 |
| December 10, 1987 | Takagi ShoichiHoninbo League as White | Loss | ↓6 |
| November 9, 1987 | Yamashiro HiroshiHoninbo League as White | Loss | ↓9 |
| October 19, 1987 | Kato MasaoHoninbo League as White | Loss | ↓2 |
| September 3, 1987 | Ohira ShuzoHoninbo Final Preliminary Final as White | Win | ↑25 |
| August 6, 1987 | Nakamura HidehitoMeijin 3rd Preliminary as Black | Loss | ↓14 |
| July 30, 1987 | O RisseiHoninbo 3rd Preliminary as White | Win | ↑27 |
| June 18, 1987 | Narusawa YasuichiHoninbo 3rd Preliminary as White | Win | ↑9 |
| March 26, 1987 | Hashimoto UtaroKisei 9 dan Section as White | Loss | ↓17 |
| January 22, 1987 | Ushinohama SatsuoKisei 9 dan Section as White | Win | ↑20 |
| December 4, 1986 | Yamabe ToshiroKisei 9 dan Section as Black | Win | ↑20 |
| December 12, 1985 | Shiraishi YutakaKisei 9 dan Section as White | Loss | ↓10 |
| March 29, 1984 | Kojima TakahoJudan 3rd Preliminary as Black | Loss | ↓16 |
| March 8, 1984 | Kobayashi KoichiKisei 9 dan Section as Black | Loss | ↓4 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Fujisawa Shuko | 1-8.111 | 1-5 | 0-3 |
| Sakata Eio | 2-5.286 | 1-1 | 1-4 |
| Hashimoto Utaro | 2-5.286 | 1-1 | 1-4 |
| Takagawa Shukaku | 0-6.000 | 0-3 | 0-3 |
| Miyashita Shuyo | 1-4.200 | 0-0 | 1-4 |
| Kudo Norio | 0-4.000 | 0-2 | 0-2 |
| Ohira Shuzo | 3-1.750 | 1-0 | 2-1 |
| Fujisawa Hosai | 1-3.250 | 1-1 | 0-2 |
| Kobayashi Koichi | 0-4.000 | 0-2 | 0-2 |
| Kada Katsuji | 3-1.750 | 2-1 | 1-0 |
Record by year
Counted by calendar year, January to December (default wins and losses are included; jigo and no-result games are not). Only games from 1927 onward are counted, so these totals do not match the career records published by the two Ki-in.
| Year | Record | Win rate |
|---|---|---|
| 1993 | 1-1 | .500 |
| 1988 | 0-5 | .000 |
| 1987 | 4-5 | .444 |
| 1986 | 1-0 | 1.000 |
| 1985 | 0-1 | .000 |
| 1984 | 0-2 | .000 |
| 1983 | 1-3 | .250 |
| 1982 | 0-3 | .000 |
| 1981 | 4-3 | .571 |
| 1980 | 2-3 | .400 |
| 1979 | 1-0 | 1.000 |
| 1978 | 1-4 | .200 |
| 1977 | 2-1 | .667 |
| 1976 | 5-2 | .714 |
| 1975 | 0-1 | .000 |
| 1974 | 1-3 | .250 |
| 1973 | 0-1 | .000 |
| 1972 | 1-1 | .500 |
| 1971 | 1-6 | .143 |
| 1970 | 4-2 | .667 |
| 1969 | 0-1 | .000 |
| 1968 | 0-2 | .000 |
| 1967 | 1-3 | .250 |
| 1966 | 1-4 | .200 |
| 1965 | 3-3 | .500 |
| 1964 | 5-6 | .455 |
| 1963 | 5-2 | .714 |
| 1962 | 1-2 | .333 |
| 1961 | 3-1 | .750 |
| 1960 | 2-2 | .500 |
| 1958 | 0-1 | .000 |
| 1955 | 1-1 | .500 |
| 1954 | 0-1 | .000 |
| 1952 | 0-1 | .000 |
| Total | 51-77 | .398 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).