Sasaki Tadashi
Sasaki Tadashi (佐々木正) has a rating of 1448. Their highest rating so far is 1580 (January 12, 2012).
Retired. The rating shown is the rating at retirement.
- 2015 record
- 0-2
- Record since 1927
- 50-67
- Win rate
- .427
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 |
|---|---|---|---|
| June 26, 2015 | Aoki ShinichiOza Colors unknown | Loss | ↓8 |
| February 20, 2015 | Sanno HirotakaMeijin Colors unknown | Loss | ↓19 |
| July 25, 2014 | Sanno HirotakaOza Colors unknown | Loss | ↓20 |
| May 30, 2014 | Seki TatsuyaOza Colors unknown | Win | ↑11 |
| May 8, 2014 | Suzuki ShinjiGosei Preliminary B as White | Loss | ↓4 |
| April 18, 2014 | Tahara YasufumiMeijin Colors unknown | Loss | ↓14 |
| April 3, 2014 | Nagahara YoshiakiGosei Colors unknown | Win | ↑10 |
| January 30, 2014 | Matsubara TaiseiGosei Colors unknown | Win | ↑20 |
| December 26, 2013 | Mannami KanaGosei Colors unknown | Win | ↑17 |
| November 21, 2013 | Koyama TerumiHoninbo Colors unknown | Loss | ↓18 |
| February 13, 2013 | Ono NobuyukiAgon Kiriyama Cup Colors unknown | Loss | ↓16 |
| February 7, 2013 | Ohashi HirofumiGosei Preliminary C as White | Loss | ↓8 |
| December 22, 2012 | Terayama ReiJudan Colors unknown | Loss | ↓9 |
| December 1, 2012 | Nagashima KozueMeijin Colors unknown | Loss | ↓21 |
| June 2, 2012 | Awaji ShuzoGosei Colors unknown | Loss | ↓6 |
| May 10, 2012 | Lee IshuGosei Colors unknown | Loss | ↓6 |
| April 28, 2012 | Xie YiminTengen Colors unknown | Loss | ↓11 |
| April 21, 2012 | Omori YasushiGosei Colors unknown | Win | ↑20 |
| March 8, 2012 | Shuto ShunHoninbo Colors unknown | Loss | ↓7 |
| February 10, 2012 | Horimoto MitsunariOza Colors unknown | Loss | ↓21 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Seki Tatsuya | 2-1.667 | 0-0 | 0-0 |
| Ko Iun | 1-2.333 | 0-0 | 0-0 |
| Yamada Kimio | 0-3.000 | 0-1 | 0-2 |
| Sanno Hirotaka | 0-3.000 | 0-0 | 0-0 |
| Otake Hideo | 0-3.000 | 0-1 | 0-1 |
| Ohashi Hirofumi | 1-2.333 | 0-0 | 0-1 |
| Kudo Norio | 2-01.000 | 0-0 | 1-0 |
| Shimoji Gensho | 2-01.000 | 0-0 | 0-0 |
| Kenmochi Jo | 0-2.000 | 0-0 | 0-0 |
| Koyama Terumi | 1-1.500 | 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 |
|---|---|---|
| 2015 | 0-2 | .000 |
| 2014 | 3-3 | .500 |
| 2013 | 1-3 | .250 |
| 2012 | 2-8 | .200 |
| 2011 | 6-5 | .545 |
| 2010 | 1-1 | .500 |
| 2009 | 3-1 | .750 |
| 2008 | 1-0 | 1.000 |
| 2006 | 3-3 | .500 |
| 2005 | 8-9 | .471 |
| 2004 | 7-9 | .438 |
| 2003 | 5-8 | .385 |
| 2002 | 5-6 | .455 |
| 1998 | 0-1 | .000 |
| 1997 | 2-2 | .500 |
| 1996 | 0-1 | .000 |
| 1993 | 2-1 | .667 |
| 1992 | 0-1 | .000 |
| 1991 | 0-1 | .000 |
| 1990 | 0-1 | .000 |
| 1987 | 0-1 | .000 |
| 1980 | 1-0 | 1.000 |
| Total | 50-67 | .427 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).