Goto Hajimu
Goto Hajimu (後藤一) has a rating of 1733, ranked 115 of 452 in professional play. Their highest rating so far is 1773 (September 4, 2026).
Goto Hajimu2 dan後藤一Nihon Ki-in Kansai HQ
Rating1733
Rank115
1-year change↑44
Peak rating1773
Last 10LossWinLossWinWinWinLossWinLossLoss73-49
- 2026 record
- 20-9
- Record since 1927
- 73-49
- Win rate
- .598
The rating is calculated from published game results. It does not include any adjustment for playing Black.
Professional ratingsFind a player
Rating history — professional
The “All” view starts at 2006; earlier years are used only to warm up the calculation and are not shown.
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| September 17, 2026 | Horimoto MitsunariGosei Preliminary B as White | Loss | ↓18 |
| September 14, 2026 | Asahi YujunHiroshima Aluminum Cup Wakagoi Preliminary as White | Loss | ↓22 |
| September 4, 2026 | Mito ShuheiShinjin-O Semifinal as Black | Win | ↑24 |
| August 17, 2026 | Tsuruyama AtsushiKisei League C Round 3 as White | Loss | ↓13 |
| August 13, 2026 | Kuwabara ItsukiShinjin-O Main Tournament Quarterfinal Colors unknown | Win | ↑24 |
| July 16, 2026 | Tajima ShingoHoninbo Colors unknown | Win | ↑9 |
| June 29, 2026 | Otani NaokiHoninbo Colors unknown | Win | ↑20 |
| June 25, 2026 | Akiyama JiroKisei League C Round 2 as Black | Loss | ↓8 |
| June 11, 2026 | Chen BoshaoShinjin-O Main Tournament Round 2 Colors unknown | Win | ↑16 |
| June 4, 2026 | Nakamura ShinyaTengen Colors unknown | Loss | ↓14 |
| June 1, 2026 | Ryu ShikunKisei League C Round 1 as White | Loss | ↓11 |
| May 27, 2026 | Yanagihara SakiIwamoto Kaoru Memorial Masuda Cup Main Tournament Colors unknown | Loss | ↓20 |
| May 27, 2026 | Takeshita NanaIwamoto Kaoru Memorial Masuda Cup Main Tournament Colors unknown | Win | ↑4 |
| May 26, 2026 | Yoshida TomaIwamoto Kaoru Memorial Masuda Cup Main Tournament Colors unknown | Win | ↑11 |
| May 26, 2026 | Shinoda YuyaIwamoto Kaoru Memorial Masuda Cup Main Tournament Colors unknown | Win | ↑6 |
| May 14, 2026 | Minematsu MasakiTengen Colors unknown | Win | ↑1 |
| May 7, 2026 | Tanaka KentaroKisei First Tournament Preliminary Final Colors unknown | Win | ↑14 |
| April 20, 2026 | Shiga TsukasaKisei First Tournament Preliminary Semifinal Colors unknown | Win | ↑14 |
| April 16, 2026 | Takeshita NanaGlobis Cup Japan Preliminary Round 1 as White | Win | — |
| April 16, 2026 | Asahi YujunGlobis Cup Japan Representative Playoff Round 2 Colors unknown | Loss | — |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Yanaka Katsunori | 3-2.600 | 0-0 | 0-0 |
| Takeshita Nana | 4-01.000 | 1-0 | 1-0 |
| Sasaka Shiro | 2-2.500 | 0-0 | 0-0 |
| Iwamaru Taira | 2-2.500 | 0-0 | 0-0 |
| Mito Shuhei | 1-2.333 | 1-1 | 0-0 |
| Asahi Yujun | 0-3.000 | 0-0 | 0-1 |
| Araki Issei | 3-01.000 | 0-0 | 0-0 |
| Yanagawa Hiromasa | 3-01.000 | 0-0 | 1-0 |
| Kuwabara Itsuki | 1-1.500 | 0-1 | 0-0 |
| Nakane Naoyuki | 1-1.500 | 0-0 | 0-0 |
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.
| Year | Record | Win rate |
|---|---|---|
| 2026 | 20-9 | .690 |
| 2025 | 29-15 | .659 |
| 2024 | 8-15 | .348 |
| 2023 | 16-10 | .615 |
| Total | 73-49 | .598 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).