Seki Kazuya
Seki Kazuya (関和也) has a rating of 1316. Their highest rating so far is 1370 (May 19, 2006).
Retired. The rating shown is the rating at retirement.
- 2011 record
- 2-5
- Record since 1927
- 20-51
- Win rate
- .282
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 |
|---|---|---|---|
| December 9, 2011 | Koda AkikoGosei Colors unknown | Loss | ↓16 |
| September 9, 2011 | Ueda TakashiHoninbo Colors unknown | Loss | ↓14 |
| August 12, 2011 | Takahashi HideoJudan Colors unknown | Loss | ↓11 |
| July 15, 2011 | Obuchi KotaroJudan Colors unknown | Win | ↑23 |
| May 14, 2011 | Tozawa AkinobuJudan Colors unknown | Loss | ↓7 |
| May 13, 2011 | Awaji ShuzoOza Colors unknown | Loss | ↓3 |
| April 8, 2011 | Pan KunyuOza Colors unknown | Win | ↑18 |
| November 12, 2010 | Sato FumitoshiMeijin Colors unknown | Loss | ↓19 |
| September 24, 2009 | Kanno MasashiHoninbo Colors unknown | Loss | ↓15 |
| June 9, 2006 | Kobayashi IzumiOza Colors unknown | Loss | ↓9 |
| May 19, 2006 | Cho ShoenOza Colors unknown | Win | ↑12 |
| May 11, 2006 | Umezawa YukariGosei Colors unknown | Loss | ↓9 |
| March 30, 2006 | Hiramoto YaseiGosei Colors unknown | Win | ↑13 |
| March 20, 2006 | Aoki ShinichiAgon Kiriyama Cup Colors unknown | Loss | ↓4 |
| March 6, 2006 | Kanazawa HideoAgon Kiriyama Cup Colors unknown | Win | ↑26 |
| February 20, 2006 | Ogoshi IchiroAgon Kiriyama Cup Colors unknown | Win | ↑21 |
| February 9, 2006 | Sasaki TadashiTengen Colors unknown | Loss | ↓9 |
| December 8, 2005 | Mannami KanaHoninbo Colors unknown | Loss | ↓7 |
| November 24, 2005 | Uchida ShuheiMeijin Colors unknown | Loss | ↓7 |
| October 20, 2005 | Ohashi HirofumiMeijin Colors unknown | Win | ↑26 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Watanabe Reiji | 2-1.667 | 0-0 | 0-0 |
| Mannami Kana | 0-3.000 | 0-0 | 0-0 |
| So Kofuku | 0-2.000 | 0-0 | 0-0 |
| Arimura Hiroshi | 0-2.000 | 0-0 | 0-1 |
| Okada Yumiko | 1-1.500 | 0-0 | 0-0 |
| Awaji Shuzo | 0-2.000 | 0-0 | 0-0 |
| Kobayashi Izumi | 0-2.000 | 0-0 | 0-0 |
| Cho Shoen | 1-1.500 | 0-0 | 0-0 |
| Koda Akiko | 1-1.500 | 0-0 | 0-0 |
| Ohashi Hirofumi | 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 |
|---|---|---|
| 2011 | 2-5 | .286 |
| 2010 | 0-1 | .000 |
| 2009 | 0-1 | .000 |
| 2006 | 4-4 | .500 |
| 2005 | 5-9 | .357 |
| 2004 | 1-9 | .100 |
| 2003 | 0-11 | .000 |
| 2002 | 5-7 | .417 |
| 1994 | 0-1 | .000 |
| 1990 | 0-1 | .000 |
| 1987 | 0-1 | .000 |
| 1983 | 1-0 | 1.000 |
| 1981 | 2-1 | .667 |
| Total | 20-51 | .282 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).