Komatsu Hideko

Komatsu Hideko (小松英子) has a rating of 1142, ranked 435 of 452 in professional play. Their highest rating so far is 1394 (January 26, 2006).

Komatsu Hideko4 dan小松英子Nihon Ki-in Tokyo
Rating1142
Rank435
1-year change↑6
Peak rating1394
Last 10WinLossLossLossLossWinLossLossLossLoss43-174
2026 record
1-8
Record since 1927
43-174
Win rate
.198

The rating is calculated from published game results. It does not include any adjustment for playing Black.

Rating history — professional

8 gamesHigh 1145Low 1119
27 gamesHigh 1206Low 1119
54 gamesHigh 1209Low 1119
175 gamesHigh 1394Low 1119

The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.

Rating history in the women's tournaments pool (for reference)

4 gamesHigh 1361Low 1346
17 gamesHigh 1382Low 1340
32 gamesHigh 1383Low 1335
96 gamesHigh 1486Low 1335

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: 1348 (#74)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
August 27, 2026Yashiro KumikoWomen's Kisei Colors unknownLoss↓4
June 15, 2026Rin ShienTengen Colors unknownLoss↓1
May 11, 2026Yanagihara SakiOza Colors unknownLoss↓2
April 20, 2026Ohashi HirofumiHoninbo Colors unknownLoss↓1
April 2, 2026Kato YukiTengen Colors unknownWin↑27
March 19, 2026Kato YukiGosei Colors unknownLoss↓6
January 29, 2026Mimura KaoriJudan Colors unknownLoss↓7
January 15, 2026Ko ReibunKisei First Tournament Preliminary Round 1 Colors unknownLoss↓3
January 8, 2026Kuwabara YokoSenko Cup Women's Strongest Player Preliminary Semifinal Colors unknownLoss↓9
November 24, 2025Hosaka MayuSenko Cup Women's Strongest Player Preliminary Round 1 Colors unknownWin↑16
November 20, 2025Kazama JunMeijin Colors unknownLoss↓1
October 16, 2025Kobayashi ChizuWomen's Honinbo Preliminary Round 1 Colors unknownLoss↓19
August 14, 2025Yashiro KumikoWomen's Kisei Colors unknownLoss↓5
July 31, 2025Aoki KikuyoWomen's Meijin Colors unknownLoss↓3
July 14, 2025Mimura KaoriRyusei Colors unknownLoss↓7
June 19, 2025Hosaka MayuWomen's Meijin Colors unknownWin↑16
June 5, 2025Yanagihara SakiOza Colors unknownLoss↓2
April 3, 2025Sonoda YasutakaTengen Colors unknownLoss↓2
March 13, 2025Endo YoshifumiHoninbo Colors unknownLoss↓6
March 6, 2025Seki RyosukeJudan Colors unknownLoss↓3

Head-to-head

Up to 10 opponents, most-played first. Records are from Komatsu Hideko's point of view; jigo and no-result games are not counted as wins or losses. Only games from 1927 onward are included.
OpponentTotalAs BlackAs White
Ogawa Tomoko4-6.4001-11-3
Kobayashi Izumi3-7.3001-11-2
Kato Tomoko1-7.1250-10-3
Aoki Kikuyo1-6.1430-00-1
Nakazawa Ayako2-4.3331-11-0
Mimura Kaori1-5.1670-00-0
Sugiuchi Kazuko1-5.1670-10-3
Shoji Kazuko6-01.0000-01-0
Koyama Terumi2-4.3332-00-2
Hosaka Mayu3-3.5000-00-1
Kobayashi Chizu1-5.1670-10-1
Nakayama Kaoru4-1.8000-01-1
Shimoji Gensho2-3.4000-00-0
Makihata Taeko1-4.2000-00-0
Kin En3-2.6000-00-0
Kibe Natsuki1-4.2000-00-0
Mukai Chiaki0-5.0000-10-0
Miyazaki Shimako1-4.2000-00-2
Okuda Aya0-5.0000-00-0
Tanimiya Ayako4-1.8001-00-0

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.

YearRecordWin rate
20261-8.111
20252-14.125
20242-12.143
20236-16.273
20225-15.250
20211-14.067
20205-14.263
20192-15.118
20186-18.250
20173-18.143
20165-15.250
20154-15.210
20140-4.000
20134-7.364
20125-11.313
20113-7.300
20101-1.500
20090-2.000
20080-1.000
20070-2.000
20061-7.125
20057-10.412
20046-13.316
20036-13.316
20022-5.286
20010-3.000
20002-3.400
19994-1.800
19980-1.000
19970-2.000
19953-3.500
19942-3.400
19920-1.000
19910-3.000
19901-1.500
19895-4.556
19881-4.200
19871-2.333
19861-01.000
19854-3.571
19841-1.500
19834-1.800
19823-2.600
19810-1.000
Total43-174.198

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