Sakai Toshio

Sakai Toshio (酒井利雄) has a rating of 1252.

Retired. The rating shown is the rating at retirement.

Sakai Toshio8 dan酒井利雄Nihon Ki-in Chubu

Rating1252

Rank—

1-year change—

Peak rating—

Last 1013-51

1974 record: 2-3
Record since 1927: 13-51
Win rate: .203

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
July 25, 1974	Hane YasumasaPro Best Ten 2nd Preliminary　as White	Loss	↓2
May 30, 1974	Komatsu NobuakiPro Best Ten 2nd Preliminary　as White	Win	↑23
May 9, 1974	Shimohira AkioPro Best Ten 2nd Preliminary　as Black	Win	↑26
January 31, 1974	Saijo MasatakaFormer Meijin 2nd Preliminary　as White	Loss	↓5
January 17, 1974	Segawa YoshioNihon Ki-in Championship 2nd Preliminary　as Black	Loss	↓4
September 6, 1973	Shimohira AkioOza 2nd Preliminary　as White	Loss	↓8
July 19, 1973	Matsuoka TeruoJudan 2nd Preliminary　as Black	Loss	↓9
April 26, 1973	Tsuchida MasamitsuHoninbo 2nd Preliminary　as Black	Loss	↓4
April 5, 1973	Shimohira AkioPro Best Ten 2nd Preliminary　as White	Loss	↓10
February 1, 1973	Yoshida YoichiFormer Meijin 2nd Preliminary　as Black	Loss	↓4
December 7, 1972	Kawamura MasamichiAll-Japan First Place Tournament Preliminary　as White	Loss	↓8
November 30, 1972	Segawa YoshioNihon Ki-in Championship 2nd Preliminary　as Black	Loss	↓7
September 28, 1972	Nabeshima IchiroOza 2nd Preliminary　as White	Loss	↓8
September 7, 1972	Hayase HiroshiOza 2nd Preliminary　as Black	Win	↑23
August 10, 1972	Tsuchida MasamitsuJudan 2nd Preliminary　as Black	Loss	↓5
April 13, 1972	Hiroe KatsuhikoHoninbo 2nd Preliminary　as White	Loss	↓8
March 23, 1972	Saijo MasatakaPro Best Ten 2nd Preliminary　as White	Loss	↓6
February 3, 1972	Kuwata YasuakiFormer Meijin 2nd Preliminary　as White	Loss	↓8
December 9, 1971	Matsuoka TeruoNihon Ki-in Championship 2nd Preliminary　as White	Loss	↓13
August 26, 1971	Izutani MinoruOza 2nd Preliminary　as Black	Loss	↓17

Head-to-head

Up to 10 opponents, most-played first. Records are from Sakai Toshio'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
Komatsu Nobuaki	1-4.200	0-2	1-2
Izutani Minoru	2-3.400	2-3	0-0
Tsuchida Masamitsu	0-4.000	0-2	0-2
Hayase Hiroshi	1-3.250	1-2	0-1
Nishigami Yoshihiko	2-2.500	2-0	0-2
Shimohira Akio	1-2.333	1-0	0-2
Matsuoka Teruo	1-2.333	0-1	1-1
Hane Yasumasa	0-3.000	0-1	0-2
Morishima Kaoru	0-2.000	0-1	0-1
Nabeshima Ichiro	0-2.000	0-1	0-1

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
1974	2-3	.400
1973	0-5	.000
1972	1-7	.125
1971	2-6	.250
1970	2-7	.222
1969	3-5	.375
1968	3-5	.375
1967	0-7	.000
1966	0-1	.000
1962	0-1	.000
1961	0-1	.000
1960	0-3	.000
Total	13-51	.203

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