Nakahama Konosuke
Nakahama Konosuke (中濵孝ノ輔) has a rating of 1492, ranked 274 of 452 in professional play. Their highest rating so far is 1586 (November 13, 2025).
Nakahama Konosuke3 dan中濵孝ノ輔Nihon Ki-in Chubu
Rating1492
Rank274
1-year change↓61
Peak rating1586
Last 10WinWinLossWinWinLossLossLossLossLoss56-75
- 2026 record
- 4-9
- Record since 1927
- 56-75
- Win rate
- .427
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 | Ohashi NaruyaOza Preliminary B as White | Loss | ↓5 |
| July 20, 2026 | Nishioka MasaoHiroshima Aluminum Cup Wakagoi Preliminary Round 1 Colors unknown | Loss | ↓6 |
| July 2, 2026 | Nakao JungoHoninbo Colors unknown | Loss | ↓11 |
| June 25, 2026 | Yanagisawa SatoshiOkan Colors unknown | Loss | ↓9 |
| June 18, 2026 | Hoda ShotaTengen Colors unknown | Loss | ↓13 |
| May 28, 2026 | Okumura HideoHoninbo Colors unknown | Win | ↑5 |
| May 18, 2026 | Kitazawa MasaakiTengen Colors unknown | Win | ↑9 |
| May 9, 2026 | Fan YinMLily Cup Preliminary as White | Loss | — |
| April 20, 2026 | Takao MariHoninbo Colors unknown | Win | ↑17 |
| April 2, 2026 | Matsumoto NayokoTengen Colors unknown | Win | ↑1 |
| March 26, 2026 | Ito KenryoGosei Colors unknown | Loss | ↓13 |
| February 12, 2026 | Shiga TsukasaKisei First Tournament Preliminary Round 2 Colors unknown | Loss | ↓13 |
| February 2, 2026 | Bian WenkaiJudan Colors unknown | Loss | ↓14 |
| December 18, 2025 | Shiga TsukasaShinjin-O Preliminary Colors unknown | Loss | ↓15 |
| December 8, 2025 | Nakane DaikiMeijin Preliminary C as White | Loss | ↓16 |
| November 27, 2025 | Nakano HironariOza Colors unknown | Loss | ↓10 |
| November 13, 2025 | Cho KoharuShinjin-O Preliminary Round 1 Colors unknown | Win | ↑6 |
| October 23, 2025 | Ohashi NaruyaOza Colors unknown | Win | ↑25 |
| October 9, 2025 | Watanabe YuTeikei Cup Shun-ei Preliminary Round 1 Colors unknown | Loss | ↓13 |
| September 25, 2025 | Yanaka KatsunoriOza Colors unknown | Win | ↑15 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Bian Wenkai | 1-5.167 | 0-0 | 0-0 |
| Hane Ayaka | 3-1.750 | 0-0 | 0-0 |
| Kitazawa Masaaki | 4-01.000 | 0-0 | 0-0 |
| Kamiji Hiroki | 4-01.000 | 0-0 | 0-0 |
| Yamamori Tadanao | 1-3.250 | 0-0 | 0-0 |
| Nishioka Masao | 1-3.250 | 0-0 | 1-0 |
| Nakano Hironari | 0-3.000 | 0-0 | 0-0 |
| Hoda Shota | 1-2.333 | 0-0 | 0-0 |
| Ito Kenryo | 0-3.000 | 0-0 | 0-0 |
| Takao Mari | 3-01.000 | 1-0 | 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 | 4-9 | .308 |
| 2025 | 15-17 | .469 |
| 2024 | 4-11 | .267 |
| 2023 | 17-13 | .567 |
| 2022 | 9-13 | .409 |
| 2021 | 7-12 | .368 |
| Total | 56-75 | .427 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).