Okuma Chikuko
Okuma Chikuko (大熊千久子) has a rating of 1468.
Retired. The rating shown is the rating at retirement.
- 2011 record
- 0-1
- Record since 1927
- 1-3
- 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 in the women's tournaments pool (for reference)
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Ratings in other pools
Ratings for general play and for women's tournaments are calculated independently and do not affect each other.
- Women's tournaments: 1289 Rating at retirement (not included in the rating list)
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| November 17, 2011 | Tamura ChiakiWomen's Honinbo Colors unknown | Loss | ↓7 |
| May 27, 2007 | Tamura ChiakiTV Osaka Cup Kansai Women's Round 1 as Black | Loss | ↓6 |
| May 28, 2006 | Tanemura SayuriTV Osaka Cup Kansai Women's Round 1 as Black | Loss | ↓9 |
| February 9, 2006 | Mukai KozueWomen's Meijin Preliminary Colors unknown | Loss | ↓7 |
| November 10, 2005 | Tsukuda AkikoWomen's Honinbo Colors unknown | Loss | ↓5 |
| June 23, 2005 | Hoshikawa ManabuKisei Colors unknown | Loss | ↓15 |
| April 3, 2005 | Tamura ChiakiTV Osaka Cup Kansai Women's Round 1 as Black | Loss | ↓6 |
| January 20, 2005 | Shibusawa MachikoWomen's Meijin Colors unknown | Loss | ↓13 |
| November 11, 2004 | Shiraishi KyokoWomen's Honinbo Colors unknown | Loss | ↓13 |
| June 16, 2004 | Araki MasakoKisei Colors unknown | Loss | ↓16 |
| May 9, 2004 | Tanaka ChiekoTV Osaka Cup Kansai Women's Round 1 as White | Loss | ↓18 |
| February 5, 2004 | Miyazaki ShimakoWomen's Meijin Colors unknown | Loss | ↓13 |
| November 19, 2003 | Izawa AkinoWomen's Honinbo Colors unknown | Loss | ↓9 |
| June 29, 2003 | Yoshida MikaTV Osaka Cup Kansai Women's Round 2 as White | Loss | ↓7 |
| June 18, 2003 | Konishi KazukoKisei Colors unknown | Loss | ↓17 |
| April 27, 2003 | Tanaka ChiekoTV Osaka Cup Kansai Women's Round 1 as Black | Win | ↑16 |
| January 29, 2003 | Kato KeikoWomen's Meijin Preliminary 1st Preliminary 2 Colors unknown | Loss | ↓4 |
| December 11, 2002 | Tsukuda AkikoWomen's Honinbo Preliminary Round 2 Colors unknown | Loss | ↓8 |
| June 16, 2002 | Ashida IsokoTV Osaka Cup Kansai Women's Round 2 as Black | Loss | ↓12 |
| May 5, 2002 | Araki MasakoTV Osaka Cup Kansai Women's Round 1 as White | Win | ↑17 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Tamura Chiaki | 0-3.000 | 0-2 | 0-0 |
| Tsukuda Akiko | 0-2.000 | 0-0 | 0-0 |
| Yoshida Mika | 1-1.500 | 0-0 | 1-1 |
| Ogawa Tomoko | 0-2.000 | 0-2 | 0-0 |
| Tanaka Chieko | 1-1.500 | 1-0 | 0-1 |
| Araki Masako | 1-1.500 | 0-0 | 1-0 |
| Asano Yasuko | 0-1.000 | 0-0 | 0-1 |
| Okada Yumiko | 0-1.000 | 0-0 | 0-1 |
| Hara Sachiko | 0-1.000 | 0-1 | 0-0 |
| Mukai Kozue | 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 |
|---|---|---|
| 2011 | 0-1 | .000 |
| 2007 | 0-1 | .000 |
| 2006 | 0-2 | .000 |
| 2005 | 0-4 | .000 |
| 2004 | 0-4 | .000 |
| 2003 | 1-4 | .200 |
| 2002 | 1-2 | .333 |
| 1995 | 0-1 | .000 |
| 1992 | 0-1 | .000 |
| 1991 | 0-1 | .000 |
| 1990 | 0-1 | .000 |
| 1989 | 0-2 | .000 |
| 1988 | 2-2 | .500 |
| 1987 | 0-2 | .000 |
| 1986 | 1-0 | 1.000 |
| 1985 | 0-3 | .000 |
| 1965 | 1-0 | 1.000 |
| Total | 1-3 | .250 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).