Go Player Ratings

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Takeuchi Kosuke

Takeuchi Kosuke (竹内康祐) has a rating of 1840, ranked 66 of 452 in professional play. Their highest rating so far is 1840 (September 10, 2026).

Takeuchi Kosuke5 dan竹内康祐Nihon Ki-in Tokyo
Rating1840
Rank66
1-year change↑38
Peak rating1840
Last 10172-153(1 lost by default)
2026 record
9-5
Record since 1927
172-153
Win rate
.529

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

Professional ratingsFind a player

Rating history — professional

19 gamesHigh 1840Low 1765
63 gamesHigh 1840Low 1687
112 gamesHigh 1840Low 1635
324 gamesHigh 1840Low 1409

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

Recent games

Up to 20 games, newest first. “Change” is the rating movement.
DateOpponent and tournamentResultChange
September 10, 2026Kondo ToshikiOza Preliminary B　as Black↑12
September 3, 2026Takao ShinjiGosei　Colors unknown↑25
August 27, 2026Tajiri YutoSGW Cup Chuyo Preliminary Semifinal　Colors unknown↑12
August 27, 2026Sakai MakiSGW Cup Chuyo Preliminary Round 1　Colors unknown↑7
August 6, 2026Yokotsuka RikiJudan Final Preliminary Round 1　Colors unknown↓7
July 6, 2026Takao ShinjiJudan　Colors unknown↑26
May 28, 2026Hamakado HibikiTengen　Colors unknown↓19
May 14, 2026Awaji ShuzoHoninbo　Colors unknown↓23
April 20, 2026Yokotsuka RikiMeijin　Colors unknown↓8
March 16, 2026Kono MitsukiTengen　Colors unknown↑12
February 16, 2026Arai KantaTengen　Colors unknown↑6
February 9, 2026Takekiyo IsamuMeijin　Colors unknown↑7
January 19, 2026Suzuki YoshimichiKisei First Tournament Preliminary Round 1　Colors unknown↓23
January 12, 2026So YokokuMeijin　Colors unknown↑19
November 10, 2025Kudo NorioMeijin　Colors unknown↑3
November 6, 2025Seki KotaroOza　Colors unknown↓6
October 16, 2025Xie YiminOza　Colors unknown↑16
September 29, 2025Hirose YuichiGosei Preliminary A Final　as Black↓4
September 22, 2025Mimura TomoyasuSGW Cup Chuyo Preliminary Round 1　as White↓16
September 8, 2025Fujisawa RinaJudan Final Preliminary Round 1　Colors unknown↓10

Head-to-head

Up to 10 opponents, most-played first. Records are from Takeuchi Kosuke'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
Yokotsuka Riki1-6.1430-00-0
Onishi Kenya0-5.0000-10-0
Fujimura Yosuke3-2.6000-00-0
So Yokoku2-3.4000-00-0
Kataoka Satoshi0-5.0000-10-2
Rin Shien0-4.0000-00-0
Numadate Sakiya2-2.5000-10-0
Onishi Ryuhei0-4.0000-00-1
Chang Ruei Jie2-2.5000-10-0
Adachi Toshimasa3-1.7500-00-0

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
20269-5.643
202517-9.654
20248-9.471
202324-10.706
20228-9.471
202112-11.522
20208-10.444
201912-13.480
201821-12.636
20179-16.360
20168-12.400
201511-14.440
201415-9.625
20135-4.556
20124-8.333
20110-2.000
20101-01.000
Total172-153.529

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