Go Player Ratings

JAAbout ratings

Shoji Kazuko

Shoji Kazuko (尚司和子) has a rating of 875, ranked 452 of 452 in professional play. Their highest rating so far is 1174 (February 9, 2006).

Shoji Kazuko3 dan尚司和子Nihon Ki-in Tokyo
Rating875
Rank452
1-year change↓9
Peak rating1174
Last 105-173
2026 record
0-7
Record since 1927
5-173
Win rate
.028

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

Professional ratingsFind a player

Rating history — professional

7 gamesHigh 884Low 875
25 gamesHigh 913Low 875
43 gamesHigh 940Low 875
139 gamesHigh 1174Low 875

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)

3 gamesHigh 1098Low 1092
13 gamesHigh 1130Low 1092
24 gamesHigh 1161Low 1092
70 gamesHigh 1299Low 1092

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: 1092 (#93)

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
August 6, 2026Nakajima MiekoWomen's Kisei　Colors unknown↓4
May 21, 2026Obata MinoriOza　Colors unknown↓1
April 2, 2026Mochizuki KenichiHoninbo　Colors unknown±0
March 5, 2026Kobayashi ChizuGosei　Colors unknown↓3
February 26, 2026Kato KeikoKisei First Tournament Preliminary Round 2　Colors unknown↓2
February 19, 2026Ko MoseiTengen　Colors unknown↓2
January 29, 2026Obata MinoriJudan　Colors unknown↓1
December 18, 2025Kazama JunMeijin　Colors unknown±0
December 4, 2025Yoshihara YukariSenko Cup Women's Strongest Player Preliminary Round 1　Colors unknown↓1
October 9, 2025Obata MinoriWomen's Honinbo Preliminary Round 1　Colors unknown↓3
August 18, 2025Koda AkikoWomen's Kisei　Colors unknown↓6
July 7, 2025Rin KaihoRyusei　Colors unknown↓4
June 9, 2025Tajiri YutoHoninbo　Colors unknown±0
June 2, 2025Ando KazushigeOza　Colors unknown±0
May 29, 2025Kato KeikoWomen's Meijin　Colors unknown↓2
May 12, 2025Doi MakotoTengen　Colors unknown↓5
March 20, 2025Nagashima KozueJudan　Colors unknown↓2
March 6, 2025Ko MoseiMeijin　Colors unknown↓2
February 17, 2025Okada YumikoAgon Kiriyama Cup　Colors unknown↓3
January 23, 2025Toyoda HirohitoGosei　Colors unknown±0

Head-to-head

Up to 10 opponents, most-played first. Records are from Shoji Kazuko'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
Okada Yumiko0-7.0000-00-0
Sugiuchi Kazuko0-6.0000-10-0
Kato Keiko0-6.0000-00-0
Komatsu Hideko0-6.0000-10-0
Cho Chien0-5.0000-00-0
Kato Tomoko0-5.0000-00-1
Kobayashi Chizu0-5.0000-20-0
Okuda Aya0-5.0000-00-0
Shimosaka Miori0-5.0000-00-0
Nagashima Kozue0-4.0000-00-0

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
20260-7.000
20250-13.000
20240-15.000
20230-14.000
20220-13.000
20210-15.000
20201-11.083
20191-14.067
20180-19.000
20171-16.059
20161-14.067
20151-15.063
20140-4.000
20130-7.000
20121-10.091
20111-9.100
20090-1.000
20080-1.000
20060-5.000
20051-11.083
20041-12.077
20030-11.000
20020-8.000
19950-1.000
19941-2.333
19930-1.000
19921-2.333
19911-2.333
19901-2.333
19891-2.333
19883-2.600
19871-2.333
19860-1.000
19852-01.000
19840-2.000
19830-2.000
19820-1.000
19811-1.500
19800-1.000
19790-1.000
19780-1.000
19750-1.000
19730-1.000
19720-1.000
19700-1.000
19690-1.000
19680-1.000
19652-01.000
19642-2.500
19631-2.333
19620-3.000
Total5-173.028

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