Players › Kozo Arimori
Kozo Arimori
| Player No. | 158 |
|---|---|
| Rank | 8-dan |
| Date of birth | Feb 13, 1963 |
| Birthplace | Okayama |
| Teacher | Michio Ariyoshi 9-dan (deceased) |
Junisen terms23
Career record104W-96L
Win rate0.520
Deviation score (FY2022)39.8
Best deviation score61.1
FY1984
FY1984
Rating history and all games →
Junisen record
| Term | Class | Rank | Record | Up/down | Deviation |
|---|---|---|---|---|---|
| 65th term | Class C2 | 3 | -勝-敗 | ||
| 64th term | Class C1 | -勝-敗 | Relegated | ||
| 63rd term | Class C1 | -勝-敗 | |||
| 62nd term | Class C1 | 28 | 3W-7L | ||
| 61st term | Class C1 | 18 | 3W-7L | Demerit | 47.0 |
| 60th term | Class C1 | 2 | 3W-7L | 47.1 | |
| 59th term | Class B2 | 14 | 1W-9L | Relegated | 42.6 |
| 58th term | Class B2 | 13 | 4W-6L | △ | 49.4 |
| 57th term | Class B2 | 17 | 4W-6L | △ | 49.4 |
| 56th term | Class B2 | 4W-6L | △ | 53.7 | |
| 54th term | Class B2 | 11 | 2W-8L | Demerit | 48.1 |
| 53rd term | Class B2 | 19 | 5W-5L | 56.8 | |
| 52nd term | Class C1 | 10 | 9W-1L | Promoted | 54.7 |
| 51st term | Class C1 | 20 | 6W-4L | 53.8 | |
| 50th term | Class C2 | 8 | 9W-1L | Promoted | 57.5 |
| 49th term | Class C2 | 26 | 8W-2L | 57.7 | |
| 48th term | Class C2 | 6 | 5W-5L | 52.7 | |
| 47th term | Class C2 | 15 | 8W-2L | 53.1 | |
| 46th term | Class C2 | 14 | 6W-4L | 53.6 | |
| 45th term | Class C2 | 5 | 6W-4L | 58.1 | |
| 44th term | Class C2 | 12 | 7W-3L | 56.9 | |
| 43rd term | Class C2 | 25 | 6W-4L | 61.1 | |
| 42nd term | Class C2 | 41 | 5W-5L | 52.9 |
How the deviation score is calculated: see here.
Terms in each class
| Class B2 | 6 terms |
|---|---|
| Class C1 | 7 terms |
| Class C2 | 10 terms |
Promotion history
| Apr 1, 2022 | 8-dan |
|---|---|
| Sep 7, 2000 | 7-dan |
| Jul 13, 1991 | 6-dan |
| Aug 26, 1986 | 5-dan |
| Mar 9, 1983 | 4-dan |
| 1979 | 1-dan |
Career win milestones
| 100 wins | May 3, 1986 Meisho-sen |
|---|---|
| 200 wins | Jul 23, 1990 Ryuo-sen |
| 300 wins | Jul 5, 1994 Osho-sen |
| 400 wins | Aug 2, 2002 Asahi Open |
| 500 wins | Feb 22, 2017 NHK Cup |
Best wins (highest-rated opponents)
| Aug 20, 1986 | Koji Tanigawa 1941 | Judan-sen |
| Feb 12, 1988 | Koji Tanigawa 1918 | Kachinuki-sen |
| May 9, 1986 | Koji Tanigawa 1911 | Judan-sen |
| May 17, 1985 | Koji Tanigawa 1887 | Judan-sen |
| Aug 22, 1983 | Kiyozumi Kiriyama 1885 | All-Japan Pro |
Career wins and ratings are counted from the games recorded on this site (official games from FY1964, and Junisen games before that) and may differ from official records.
Frequent opponents
| Keita Inoue | 13W-12L | Head-to-head |
| Keiji Nishikawa | 13W-10L | Head-to-head |
| Kazuo Azuma | 12W-10L | Head-to-head |
| Hiromitsu Kanki | 15W-7L | Head-to-head |
| Masahiko Urano | 8W-14L | Head-to-head |
| Takashi Abe | 9W-13L | Head-to-head |
| Kenji Waki | 12W-9L | Head-to-head |
| Yoshikazu Minami | 7W-13L | Head-to-head |
| Kenji Kanzaki | 13W-7L | Head-to-head |
| Noboru Kosaka | 18W-1L | Head-to-head |
| Nobuo Mori | 15W-4L | Head-to-head |
| Hirofumi Itoh | 13W-6L | Head-to-head |