Oka Nobumitsu
Oka Nobumitsu (岡信光) has a rating of 1321. Their highest rating so far is 1338 (February 9, 2006).
Retired. The rating shown is the rating at retirement.
- 2006 record
- 0-3
- Record since 1927
- 23-69
- Win rate
- .250
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
Rating history — professional
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| May 19, 2006 | Tamaki ShinobuOza Colors unknown | Loss | ↓13 |
| March 16, 2006 | Sato MasaharuGosei Colors unknown | Loss | ↓4 |
| February 9, 2006 | Konagai MasaruTengen Colors unknown | Loss | ↓9 |
| December 15, 2005 | Kono TakashiMeijin Colors unknown | Loss | ↓6 |
| October 13, 2005 | Nakamura HidehitoHoninbo Colors unknown | Loss | ↓6 |
| September 29, 2005 | Taniguchi ToshinoriMeijin Colors unknown | Win | ↑17 |
| September 1, 2005 | Cho ShoenHoninbo Colors unknown | Win | ↑15 |
| August 18, 2005 | Takabayashi TakujiKisei Colors unknown | Loss | ↓9 |
| July 21, 2005 | Kasai KojiKisei Colors unknown | Win | ↑19 |
| June 13, 2005 | Kusunoki TerukoRyusei Colors unknown | Loss | ↓18 |
| April 28, 2005 | Kono MitsukiGosei Colors unknown | Loss | ↓4 |
| March 24, 2005 | Lee IshuJudan Colors unknown | Loss | ↓9 |
| February 21, 2005 | Hirano NorikazuAgon Kiriyama Cup Colors unknown | Loss | ↓15 |
| February 17, 2005 | Ko MoseiTengen Colors unknown | Loss | ↓12 |
| January 20, 2005 | Tei MeikoTengen Colors unknown | Win | ↑25 |
| October 28, 2004 | Asano HideakiMeijin Colors unknown | Loss | ↓17 |
| September 23, 2004 | Sakai MakiHoninbo Colors unknown | Loss | ↓5 |
| August 26, 2004 | Nakayama KaoruHoninbo Colors unknown | Win | ↑14 |
| August 19, 2004 | So YokokuGosei Colors unknown | Loss | ↓1 |
| July 29, 2004 | Kin EnKisei Colors unknown | Loss | ↓11 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| So Yokoku | 0-3.000 | 0-0 | 0-0 |
| Sato Masaharu | 0-3.000 | 0-2 | 0-0 |
| Asano Hideaki | 0-3.000 | 0-1 | 0-0 |
| Ohira Shuzo | 0-2.000 | 0-0 | 0-2 |
| Kanno Kiyonori | 0-2.000 | 0-2 | 0-0 |
| Kuwahara Munehisa | 0-2.000 | 0-1 | 0-1 |
| Takabayashi Takuji | 1-1.500 | 0-0 | 0-0 |
| Okada Shinichiro | 0-2.000 | 0-0 | 0-0 |
| Sakai Maki | 0-2.000 | 0-0 | 0-0 |
| Koyama Shizuo | 2-01.000 | 2-0 | 0-0 |
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 |
|---|---|---|
| 2006 | 0-3 | .000 |
| 2005 | 4-8 | .333 |
| 2004 | 2-9 | .182 |
| 2003 | 7-8 | .467 |
| 2002 | 3-6 | .333 |
| 1992 | 0-1 | .000 |
| 1986 | 0-1 | .000 |
| 1984 | 1-0 | 1.000 |
| 1983 | 1-0 | 1.000 |
| 1982 | 0-1 | .000 |
| 1981 | 0-2 | .000 |
| 1979 | 0-1 | .000 |
| 1978 | 1-2 | .333 |
| 1977 | 0-1 | .000 |
| 1976 | 1-1 | .500 |
| 1975 | 0-2 | .000 |
| 1974 | 1-8 | .111 |
| 1973 | 1-5 | .167 |
| 1972 | 1-7 | .125 |
| 1968 | 0-1 | .000 |
| 1960 | 0-2 | .000 |
| Total | 23-69 | .250 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).