Mizuno Ichiro
Mizuno Ichiro (水野一郎) has a rating of 1368.
Retired. The rating shown is the rating at retirement.
Mizuno Ichiro水野一郎Nihon Ki-in
Rating1368
Rank—
1-year change—
Peak rating—
Last 10LossLossLossLossLossWinLossLossLossLoss11-27
- 1989 record
- 0-1
- Record since 1927
- 11-27
- Win rate
- .289
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
Recent games
| Date | Opponent and tournament | Result | Change |
|---|---|---|---|
| January 12, 1989 | Hikosaka NaotoOkan Round 1 as Black | Loss | ↓8 |
| September 18, 1986 | Hane YasumasaGosei Preliminary as White | Loss | ↓1 |
| December 8, 1983 | Ogata MasakiOkan Round 1 as Black | Loss | ↓14 |
| December 2, 1982 | Nabeshima IchiroJudan 2nd Preliminary as Black | Loss | ↓15 |
| August 19, 1982 | Hamajima HisayoshiJudan 2nd Preliminary as Black | Win | ↑12 |
| June 4, 1981 | Shimamura ToshihiroGosei Preliminary as Black | Loss | ↓6 |
| September 27, 1979 | Hane YasumasaTengen 2nd Preliminary as Black | Loss | ↓3 |
| January 25, 1979 | Hane YasumasaJudan 2nd Preliminary as White | Loss | ↓3 |
| January 12, 1978 | Shimamura ToshihiroJudan 2nd Preliminary as White | Loss | ↓3 |
| March 25, 1976 | Kobayashi KoichiOza 3rd Preliminary as White | Loss | ↓2 |
| February 19, 1976 | Inagaki KoichiOkan as White | Loss | ↓13 |
| January 21, 1976 | Kamiya TetsuoKisei 5 dan Section as White | Loss | ↓12 |
| January 15, 1976 | Segawa YoshioJudan 2nd Preliminary as Black | Loss | ↓12 |
| December 4, 1975 | Nishigami YoshihikoJudan 2nd Preliminary as White | Win | ↑10 |
| July 24, 1975 | Shimohira AkioOza 2nd Preliminary as Black | Win | ↑14 |
| June 12, 1975 | Saijo MasatakaHoninbo 2nd Preliminary as White | Loss | ↓12 |
| May 29, 1975 | Akedo KazumiHoninbo 2nd Preliminary as White | Win | ↑17 |
| February 13, 1975 | Hayase HiroshiMeijin 2nd Preliminary as White | Loss | ↓12 |
| January 23, 1975 | Iwata TatsuakiTengen 2nd Preliminary as White | Loss | ↓5 |
| January 9, 1975 | Tsujii RyotaroTengen 2nd Preliminary as White | Win | ↑15 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Hane Yasumasa | 0-6.000 | 0-3 | 0-3 |
| Hayase Hiroshi | 0-3.000 | 0-0 | 0-3 |
| Shimamura Toshihiro | 0-3.000 | 0-2 | 0-1 |
| Nishigami Yoshihiko | 2-01.000 | 1-0 | 1-0 |
| Saijo Masataka | 0-2.000 | 0-0 | 0-2 |
| Sakaguchi Ryuzo | 1-1.500 | 0-0 | 1-1 |
| Maetani Shingo | 1-1.500 | 1-1 | 0-0 |
| Inagaki Koichi | 0-1.000 | 0-0 | 0-1 |
| Shimohira Akio | 1-01.000 | 1-0 | 0-0 |
| Nabeshima Ichiro | 0-1.000 | 0-1 | 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 |
|---|---|---|
| 1989 | 0-1 | .000 |
| 1986 | 0-1 | .000 |
| 1983 | 0-1 | .000 |
| 1982 | 1-1 | .500 |
| 1981 | 0-1 | .000 |
| 1979 | 0-2 | .000 |
| 1978 | 0-1 | .000 |
| 1976 | 0-4 | .000 |
| 1975 | 4-3 | .571 |
| 1974 | 5-6 | .455 |
| 1973 | 0-1 | .000 |
| 1972 | 1-1 | .500 |
| 1969 | 0-1 | .000 |
| 1964 | 0-2 | .000 |
| 1962 | 0-1 | .000 |
| Total | 11-27 | .289 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).