Izumitani Masanori
Izumitani Masanori (泉谷政憲) has a rating of 1100. Their highest rating so far is 1398 (October 1, 2009).
Retired. The rating shown is the rating at retirement.
- 2018 record
- 0-10
- Record since 1927
- 45-132
- Win rate
- .254
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 |
|---|---|---|---|
| November 8, 2018 | Sugiuchi KazukoKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓10 |
| October 11, 2018 | Ito MasashiHoninbo Colors unknown | Loss | ↓1 |
| September 6, 2018 | Osawa NarumiJudan Colors unknown | Loss | ↓4 |
| June 18, 2018 | Kobayashi IzumiRyusei Colors unknown | Loss | ↓2 |
| April 26, 2018 | Sanno HirotakaTengen Colors unknown | Loss | ↓4 |
| April 5, 2018 | Shibano RyunosukeOza Colors unknown | Loss | ↓1 |
| March 29, 2018 | Okada ShinichiroMeijin Colors unknown | Loss | ↓1 |
| February 19, 2018 | Cho ChienAgon Kiriyama Cup Colors unknown | Loss | ↓9 |
| January 18, 2018 | Kanno NaomiHoninbo Colors unknown | Loss | ↓20 |
| January 11, 2018 | Ishigure IkuroGosei Colors unknown | Loss | ↓4 |
| December 8, 2017 | Mimura TomoyasuKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ±0 |
| October 26, 2017 | Kurotaki MasanoriKisei First Tournament Preliminary Round 1 Colors unknown | Loss | ↓2 |
| September 8, 2017 | Kazama JunJudan Colors unknown | Loss | ↓2 |
| August 24, 2017 | Ohashi HirofumiJudan Colors unknown | Loss | ↓1 |
| August 4, 2017 | Kawai TetsuyukiJudan Colors unknown | Win | ↑11 |
| June 26, 2017 | Seki KotaroRyusei Colors unknown | Loss | ↓3 |
| June 8, 2017 | Sakai TakeshiTengen Colors unknown | Loss | ↓2 |
| April 20, 2017 | Oki KeijiOza Colors unknown | Loss | ↓5 |
| March 31, 2017 | Kato TomokoMeijin Colors unknown | Loss | ↓5 |
| March 16, 2017 | Miyazaki RyutaroMeijin Colors unknown | Loss | ↓5 |
Head-to-head
| Opponent | Total | As Black | As White |
|---|---|---|---|
| Ito Masashi | 0-4.000 | 0-1 | 0-0 |
| Tamaki Shinobu | 0-4.000 | 0-0 | 0-0 |
| Kurotaki Masanori | 0-3.000 | 0-0 | 0-0 |
| Fukui Susumu | 1-2.333 | 1-0 | 0-0 |
| Aragaki Takeshi | 0-3.000 | 0-0 | 0-0 |
| Haruyama Isamu | 0-3.000 | 0-0 | 0-0 |
| Suzuki Ayumi | 2-1.667 | 0-0 | 0-0 |
| Kageyama Toshiro | 1-2.333 | 0-2 | 1-0 |
| Ohashi Hirofumi | 0-3.000 | 0-1 | 0-0 |
| Takamizawa Tadao | 3-01.000 | 2-0 | 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 |
|---|---|---|
| 2018 | 0-10 | .000 |
| 2017 | 1-13 | .071 |
| 2016 | 1-9 | .100 |
| 2015 | 0-10 | .000 |
| 2014 | 2-4 | .333 |
| 2013 | 0-3 | .000 |
| 2012 | 1-8 | .111 |
| 2011 | 1-8 | .111 |
| 2010 | 0-1 | .000 |
| 2009 | 1-1 | .500 |
| 2006 | 2-4 | .333 |
| 2005 | 3-10 | .231 |
| 2004 | 10-10 | .500 |
| 2003 | 7-8 | .467 |
| 2002 | 1-8 | .111 |
| 1999 | 0-1 | .000 |
| 1989 | 1-2 | .333 |
| 1987 | 0-1 | .000 |
| 1982 | 2-1 | .667 |
| 1980 | 2-1 | .667 |
| 1979 | 0-2 | .000 |
| 1978 | 1-1 | .500 |
| 1977 | 0-2 | .000 |
| 1976 | 0-3 | .000 |
| 1975 | 0-2 | .000 |
| 1974 | 2-2 | .500 |
| 1973 | 1-0 | 1.000 |
| 1972 | 3-2 | .600 |
| 1970 | 1-0 | 1.000 |
| 1966 | 0-1 | .000 |
| 1965 | 0-1 | .000 |
| 1964 | 2-1 | .667 |
| 1962 | 0-1 | .000 |
| 1961 | 0-1 | .000 |
| Total | 45-132 | .254 |
Calculated from games played between 1927 and 2026 (as of September 17, 2026).