Yamanaka Toshio
Yamanaka Toshio (山中章雄) has a rating of 1348. Their highest rating so far is 1397 (December 24, 2015).
Retired. The rating shown is the rating at retirement.
- 2018 record
- 0-1
- Record since 1927
- 2-15
- Win rate
- .118
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 |
|---|---|---|---|
| November 7, 2018 | Ha YoungilKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓3 |
| November 23, 2017 | Son HideyoKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓9 |
| November 2, 2017 | Osawa KenroKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓12 |
| June 14, 2017 | Watanabe KokiTengen Preliminary B as White | Loss | ↓7 |
| December 2, 2016 | Furuya YutakaKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓6 |
| November 23, 2016 | Son HideyoKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓12 |
| December 24, 2015 | Kubo KatsuakiKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓9 |
| June 23, 2005 | Takahashi IsaoKisei Colors unknown | Loss | ↓15 |
| June 24, 2004 | Izawa AkinoKisei Colors unknown | Loss | ↓15 |
| July 2, 2003 | Izumo TetsuyaKisei Colors unknown | Loss | ↓14 |
| June 11, 2003 | Hirano MasaakiKisei Colors unknown | Win | ↑13 |
| January 19, 1983 | Kashihara YasutoKisei 5 dan Section as Black | Loss | ↓15 |
| January 9, 1980 | Taniguchi ToshinoriKisei 5 dan Section as White | Loss | ↓17 |
| January 17, 1979 | Kobayashi SatoruKisei 5 dan Section as White | Loss | ↓13 |
| January 11, 1978 | Kawamura KazunoriKisei 5 dan Section as Black | Loss | ↓16 |
| January 28, 1976 | Hisajima KunioKisei 5 dan Section as White | Loss | ↓17 |
| January 21, 1976 | Kinoshita KeishoKisei 5 dan Section as Black | Win | ↑16 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Son Hideyo | 0-2.000 | 0-0 | 0-0 |
| Hirano Masaaki | 1-01.000 | 0-0 | 0-0 |
| Takahashi Isao | 0-1.000 | 0-0 | 0-0 |
| Kashihara Yasuto | 0-1.000 | 0-1 | 0-0 |
| Taniguchi Toshinori | 0-1.000 | 0-0 | 0-1 |
| Furuya Yutaka | 0-1.000 | 0-0 | 0-0 |
| Kinoshita Keisho | 1-01.000 | 1-0 | 0-0 |
| Watanabe Koki | 0-1.000 | 0-0 | 0-1 |
| Kubo Katsuaki | 0-1.000 | 0-0 | 0-0 |
| Izawa Akino | 0-1.000 | 0-0 | 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 |
|---|---|---|
| 2018 | 0-1 | .000 |
| 2017 | 0-3 | .000 |
| 2016 | 0-2 | .000 |
| 2015 | 0-1 | .000 |
| 2005 | 0-1 | .000 |
| 2004 | 0-1 | .000 |
| 2003 | 1-1 | .500 |
| 1983 | 0-1 | .000 |
| 1980 | 0-1 | .000 |
| 1979 | 0-1 | .000 |
| 1978 | 0-1 | .000 |
| 1976 | 1-1 | .500 |
| Total | 2-15 | .118 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).