Yamada Wakio

Yamada Wakio (山田和貴雄) has a rating of 1246. Their highest rating so far is 1451 (March 20, 2006).

Retired. The rating shown is the rating at retirement.

Yamada Wakio山田和貴雄Nihon Ki-in
Rating1246
Rank
1-year change
Peak rating1451
Last 10LossLossLossWinLossLossLossLossLossLoss71-163
2021 record
0-4
Record since 1927
71-163
Win rate
.303

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.

Rating history — professional

123 gamesHigh 1451Low 1246

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
May 17, 2021Tsukuda AkikoGosei Colors unknownLoss↓9
March 8, 2021Horimoto MitsunariAgon Kiriyama Cup Colors unknownLoss↓2
March 4, 2021Furuya MasaoJudan Colors unknownLoss↓11
January 21, 2021Sano TakatsuguKisei First Tournament Preliminary Round 1 Colors unknownLoss↓10
November 5, 2020Sano TakatsuguHoninbo Colors unknownLoss↓12
September 21, 2020Okuda AyaSGW Cup Chuyo Preliminary Round 2 as BlackLoss↓5
September 21, 2020So KofukuSGW Cup Chuyo Preliminary Round 1 as BlackWin↑23
June 29, 2020Takei TakashiRyusei Colors unknownLoss↓2
April 2, 2020Torii YutaTengen Colors unknownLoss↓3
March 26, 2020Sakai TakashiOza Colors unknownLoss↓7
February 27, 2020Ishida AtsushiGosei Colors unknownLoss↓3
February 24, 2020Ikemoto RyotaAgon Kiriyama Cup Colors unknownLoss↓5
February 6, 2020Omori RanGosei Colors unknownWin↑22
December 26, 2019Nakamura SumireMeijin Preliminary C as BlackLoss↓6
November 28, 2019Hiroe HiroyukiKisei First Tournament Preliminary Round 2 Colors unknownLoss↓5
November 14, 2019鈴木友博Kisei First Tournament Preliminary Round 1 Colors unknownWin↑22
October 10, 2019Sakai TakashiHoninbo Colors unknownLoss↓8
August 1, 2019Oda TeppeiJudan Colors unknownLoss↓15
May 20, 2019Kori ToshioRyusei Colors unknownLoss↓9
May 2, 2019Kitano RyoTengen Colors unknownLoss↓4

Head-to-head

Up to 10 opponents, most-played first. Records are from Yamada Wakio'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
Ohashi Naruya0-8.0000-00-0
Kori Toshio0-8.0000-00-0
Takei Takashi0-7.0000-00-0
Furuya Masao2-5.2860-00-0
Sano Takatsugu2-4.3330-00-0
Enda Hideki0-5.0000-00-1
Ishida Atsushi1-3.2500-00-0
Kirimoto Kazuo4-01.0000-00-0
Furuta Naoyoshi4-01.0000-00-0
Kitano Ryo1-3.2500-00-0

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
20210-4.000
20202-7.222
20191-10.091
20182-13.133
20177-11.389
20163-13.188
20154-6.400
20140-3.000
20132-4.333
20125-10.333
20113-5.375
20100-1.000
20091-1.500
20061-5.167
20057-8.467
20049-9.500
20032-10.167
20020-8.000
19940-1.000
19932-2.500
19920-2.000
19914-8.333
19902-3.400
19893-10.231
19884-6.400
19861-2.333
19856-1.857
Total71-163.303

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