Sakata Eio

Sakata Eio (坂田栄男) has a rating of 1564.

Retired. The rating shown is the rating at retirement.

Sakata Eio坂田栄男Nihon Ki-in

Rating1564

Rank—

1-year change—

Peak rating—

Last 10869-546(3 by default, 1 lost by default)

1999 record: 0-2
Record since 1927: 869-546(4 jigo)
Win rate: .614

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 ratings Find a player

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
Date	Opponent and tournament	Result	Change
April 8, 1999	Nakano HironariTengen Round 1　as Black	Loss	↓8
January 1, 1999	Kiyonari TetsuyaNHK Cup Round 2　as Black	Loss	↓13
November 19, 1998	Konishi TaizoTengen　as Black	Win	↑10
October 19, 1998	Yo KagenNHK Cup Round 2　as White	Loss	↓12
April 16, 1998	O MeienTengen Round 2　as Black	Loss	↓5
January 29, 1998	Suzuki IsaoTengen Round 1　as White	Win	↑11
November 3, 1997	Komatsu HidekiNHK Cup Round 2　as Black	Loss	↓7
May 9, 1996	Yuki SatoshiHoninbo Final Preliminary　as Black	Loss	↓8
January 1, 1996	Kato MasaoNHK Cup Round 3　as Black	Win	↑29
December 18, 1995	Kataoka SatoshiFujitsu Cup Japan Preliminary　as Black	Win	—
December 7, 1995	Yokota ShigeakiKisei 9 dan Section　as White	Loss	↓16
November 23, 1995	Koyama ShizuoHoninbo 2nd Preliminary　as Black	Win	↑7
October 30, 1995	Yamashiro HiroshiKirin Cup Round 1 Board 1　as White	Loss	↓8
September 25, 1995	Takemiya MasakiNHK Cup Round 2　as Black	Loss	↓5
March 23, 1995	Abe YoshiteruKisei 9 dan Section　as White	Loss	↓18
January 19, 1995	O MeienTengen 2nd Preliminary　as Black	Loss	↓13
January 9, 1995	Ishii KunioFujitsu Cup Japan Preliminary Final　as White	Loss	—
December 22, 1994	Magari ReikiHoninbo 2nd Preliminary　as Black	Loss	↓19
December 15, 1994	Sakaguchi RyuzoKisei 9 dan Section　as White	Win	↑12
December 1, 1994	Muramatsu RyuichiJudan 2nd Preliminary　as White	Loss	↓22

Head-to-head

Up to 10 opponents, most-played first. Records are from Sakata Eio's point of view; jigo and no-result games are not counted as wins or losses. Only games from 1927 onward are included.
Opponent	Total	As Black	As White
Rin Kaiho	32-53.377	17-23	15-30
Fujisawa Shuko	50-32.610	28-12	22-20
Takagawa Shukaku	55-17.764	30-6	25-11
Fujisawa Hosai	40-19.678	22-10	18-9
Hashimoto Utaro	29-27.518	16-12	13-15
Kato Masao	22-27.449	17-10	5-17
Hashimoto Shoji	30-15.667	14-8	16-7
Otake Hideo	16-28.364	12-12	4-16
Kitani Minoru	25-12.676	13-4	12-8
Sugiuchi Masao	29-10.744	13-4	16-6
Ohira Shuzo	21-17.553	15-6	6-11
Takemiya Masaki	18-19.486	8-6	10-13
Cho Chikun	18-17.514	11-6	7-11
Ishida Yoshio	15-19.441	9-11	6-8
Miyashita Shuyo	24-10.706	14-3	10-7
Yamabe Toshiro	21-9.700	10-4	11-5
Kobayashi Koichi	9-21.300	2-7	7-14
Shimamura Toshihiro	23-7.767	14-0	9-7
Kudo Norio	7-14.333	5-5	2-9
Kajiwara Takeo	15-5.750	9-2	6-3
Iwata Tatsuaki	12-7.632	7-4	5-3
Handa Dogen	11-7.611	8-4	3-3
Takagi Shoichi	11-6.647	7-4	4-2
Maeda Nobuaki	12-2.857	5-1	7-1
Kubouchi Shuchi	11-3.786	8-0	3-3
Magari Reiki	11-2.846	6-1	5-1
Hane Yasumasa	9-4.692	5-0	4-4
Kada Katsuji	11-2.846	4-1	7-1
Awaji Shuzo	7-5.583	4-1	3-4
Honda Kunihisa	5-7.417	3-4	2-3
Tono Hiroaki	9-3.750	5-1	4-2
Go Seigen	6-5.545	3-4	3-1
Kano Yoshinori	10-1.909	2-1	8-0
Iwamoto Kaoru	7-4.636	4-0	3-4
Kataoka Satoshi	6-4.600	3-2	3-2
O Rissei	4-5.444	3-3	1-2
Yamashiro Hiroshi	4-5.444	3-3	1-2
Ishii Kunio	6-3.667	5-0	1-3
Shiraishi Yutaka	6-2.750	1-1	5-1
Sakakibara Shoji	5-3.625	2-1	3-2
Yoda Norimoto	3-4.429	1-2	2-2
Sato Sunao	5-2.714	4-1	1-1
Kobayashi Satoru	2-5.286	0-2	2-3
Sato Masaharu	7-01.000	7-0	0-0
Miyazawa Goro	7-01.000	5-0	2-0
Ishida Akira	2-5.286	1-2	1-3
Takagawa Kaku	3-4.429	2-1	1-3
Chino Tadahiko	5-1.833	3-0	2-1
O Meien	2-4.333	1-3	1-1
Komatsu Hideki	1-5.167	1-4	0-1
Hayashi Yutaro	5-1.833	3-0	2-1
Sakai Takeshi	5-1.833	2-0	3-1
Sonoda Yuichi	2-3.400	2-0	0-3
Ushinohama Satsuo	3-2.600	1-2	2-0
Okubo Ichigen	5-01.000	1-0	4-0

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
1999	0-2	.000
1998	2-2	.500
1997	0-1	.000
1996	1-1	.500
1995	2-6	.250
1994	4-9	.308
1993	5-11	.313
1992	11-14	.440
1991	10-14	.417
1990	11-15	.423
1989	17-8	.680
1988	14-13	.518
1987	17-17	.500
1986	12-9	.571
1985	5-7	.417
1984	13-21	.382
1983	25-14	.641
1982	29-13	.691
1981	20-19	.513
1980	30-18	.625
1979	27-22	.551
1978	30-11	.732
1977	23-17	.575
1976	31-16	.660
1975	23-15	.605
1974	21-18	.538
1973	22-12	.647
1972	27-11	.711
1971	16-10	.615
1970	33-17	.660
1969	18-14	.563
1968	25-16	.610
1967	25-13	.658
1966	28-16	.636
1965	20-13	.606
1964	30-3	.909
1963	29-8	.784
1962	20-12	.625
1961	37-12(1 jigo)	.755
1960	33-11(1 jigo)	.750
1959	21-10(1 jigo)	.677
1958	23-8	.742
1957	21-16(1 jigo)	.568
1956	14-6	.700
1955	16-5	.762
1954	4-5	.444
1953	6-4	.600
1952	5-3	.625
1951	4-4	.500
1950	7-2	.778
1947	0-1	.000
1944	1-1	.500
1941	1-0	1.000
Total	869-546(4 jigo)	.614

Calculated from games played between 1927 and 2026 (as of September 17, 2026).