Watanabe Reiji
Watanabe Reiji (渡辺礼二) has a rating of 1233. Their highest rating so far is 1245 (March 23, 2006).
Retired. The rating shown is the rating at retirement.
- 2006 record
- 1-4
- Record since 1927
- 12-50
- Win rate
- .194
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.
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 |
|---|---|---|---|
| June 2, 2006 | Umezawa YukariOza Colors unknown | Loss | ↓5 |
| April 13, 2006 | Mizuma ToshifumiGosei Colors unknown | Loss | ↓7 |
| March 23, 2006 | Nagahara YoshiakiGosei Colors unknown | Win | ↑18 |
| February 20, 2006 | Harada MinoruAgon Kiriyama Cup Preliminary C as White | Loss | ↓8 |
| February 9, 2006 | Shinkai HirokoTengen Colors unknown | Loss | ↓14 |
| November 17, 2005 | Kitamura HiroshiMeijin Colors unknown | Loss | ↓15 |
| October 20, 2005 | Nakayama KaoruMeijin Colors unknown | Win | ↑18 |
| October 13, 2005 | Seki KazuyaHoninbo Colors unknown | Loss | ↓14 |
| September 28, 2005 | Cho RiyuHoninbo Colors unknown | Loss | ↓2 |
| September 22, 2005 | Kato KeikoKisei Colors unknown | Loss | ↓5 |
| August 31, 2005 | Ishibashi ChinamiHoninbo Colors unknown | Win | ↑18 |
| August 18, 2005 | Miyazaki RyutaroHoninbo Colors unknown | Win | ↑27 |
| July 14, 2005 | Kaku KyushinKisei Colors unknown | Win | ↑22 |
| May 16, 2005 | Miyazawa GoroRyusei Colors unknown | Loss | ↓2 |
| March 24, 2005 | Kawamoto NoboruGosei Colors unknown | Loss | ↓8 |
| March 17, 2005 | Mizuma ToshifumiJudan Colors unknown | Loss | ↓4 |
| February 21, 2005 | Seki KazuyaAgon Kiriyama Cup Colors unknown | Loss | ↓13 |
| February 10, 2005 | Rin KanketsuTengen Colors unknown | Loss | ↓3 |
| October 14, 2004 | Okada ShinichiroMeijin Colors unknown | Loss | ↓3 |
| September 30, 2004 | Oeda YusukeHoninbo Colors unknown | Loss | ↓9 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Ohira Shuzo | 1-3.250 | 1-1 | 0-2 |
| Seki Kazuya | 1-2.333 | 0-0 | 0-0 |
| Izumitani Masanori | 0-2.000 | 0-0 | 0-0 |
| Mizuma Toshifumi | 0-2.000 | 0-0 | 0-0 |
| Yamada Shiho | 0-2.000 | 0-0 | 0-0 |
| Hiramoto Yasei | 0-2.000 | 0-0 | 0-0 |
| Kurotaki Masaki | 0-2.000 | 0-0 | 0-0 |
| Kudo Norio | 0-1.000 | 0-0 | 0-0 |
| Nakayama Kaoru | 1-01.000 | 0-0 | 0-0 |
| Okada Yumiko | 0-1.000 | 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 |
|---|---|---|
| 2006 | 1-4 | .200 |
| 2005 | 4-9 | .308 |
| 2004 | 1-10 | .091 |
| 2003 | 0-12 | .000 |
| 2002 | 2-6 | .250 |
| 1994 | 0-1 | .000 |
| 1993 | 2-1 | .667 |
| 1989 | 0-1 | .000 |
| 1987 | 0-2 | .000 |
| 1986 | 0-1 | .000 |
| 1973 | 1-2 | .333 |
| 1968 | 0-1 | .000 |
| 1960 | 1-0 | 1.000 |
| Total | 12-50 | .194 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).