| Year: | 1990 |
| Tour: | PGA of Japan Tour |
| Regular Season: | – |
| No Of Events: | 44 |
| Most Wins: |  Masashi Ozaki (4) |
| Honor1: | Money list |
| Honoree1: | Masashi Ozaki |
| Prevseason: | 1989 |
| Nextseason: | 1991 |
The 1990 PGA of Japan Tour was the 18th season of the PGA of Japan Tour, the main professional golf tour in Japan since it was formed in 1973.
The following table lists official events during the 1990 season.[1] [2]
| Date | Tournament | Location | Purse (¥) | Winner | OWGR points | Other tours | Notes | |
|---|---|---|---|---|---|---|---|---|
| 4 Mar | Miyazaki | 100,000,000 |  Brian Jones (9) | 12 | ||||
| 11 Mar | Ibaraki | 55,000,000 | Tōru Nakamura (18) | 12 | New to PGA of Japan Tour | |||
| 18 Mar | Shizuoka | 50,000,000 | Ryoken Kawagishi (1) | 12 | ||||
| 25 Mar | Okayama | 60,000,000 | Masahiro Kuramoto (23) | 12 | ||||
| 8 Apr | Hiroshima | 60,000,000 | Nobumitsu Yuhara (4) | 12 | ||||
| 15 Apr | Kumamoto | 50,000,000 | Teruo Sugihara (26) | 10 | ||||
| 22 Apr | Ibaraki | 100,000,000 | Frankie Miñoza (1) | 14 | ||||
| 29 Apr | Aichi | 100,000,000 | Noboru Sugai (2) | 22 | ||||
| 6 May | Shizuoka | 70,000,000 | Masashi Ozaki (48) | 12 | ||||
| 13 May | Fukushima | 50,000,000 | Naomichi Ozaki (12) | 12 | ||||
| 20 May | Yamaguchi | 60,000,000 | Tadao Nakamura (3) | 10 | ||||
| 27 May | Hyōgo | 70,000,000 | Isao Aoki (48) | 14 | ||||
| 3 Jun | Miyagi | 60,000,000 | Roger Mackay (2) | 12 | ||||
| 10 Jun | Hokkaidō | 60,000,000 | Tadao Nakamura (4) | 12 | ||||
| 17 Jun | Hyōgo | 80,000,000 | Saburo Fujiki (10) | 10 | ||||
| 24 Jun | Ishikawa | 65,000,000 | Brian Jones (10) | 12 | ||||
| 1 Jul | Tochigi | 50,000,000 | Tsuneyuki Nakajima (32) | 4 | ||||
| 1 Jul | Tottori | 40,000,000 | Kōki Idoki (1) | 4 | ||||
| 8 Jul | Hiroshima | 60,000,000 | Masashi Ozaki (49) | 12 | ||||
| 15 Jul | Hokkaidō | 70,000,000 | Satoshi Higashi (2) | 12 | ||||
| 29 Jul | Niigata | 50,000,000 | Seiichi Kanai (11) | 12 | ||||
| 5 Aug | Osaka | 75,000,000 | Hideki Kase (1) | 12 | ||||
| 19 Aug | Saitama | 90,000,000 | Masashi Ozaki (50) | 22 | ||||
| 26 Aug | Fukuoka | 100,000,000 | Masashi Ozaki (51) | 12 | ||||
| 2 Sep | Tochigi | 30,000,000 | Ryoken Kawagishi (2) | 6 | ||||
| 2 Sep | Hokkaidō | 10,000,000 | Katsunari Takahashi (9) | 4 | ||||
| 2 Sep | Yamaguchi | 20,000,000 | Seiki Okuda (1) | 4 | ||||
| 2 Sep | Fukuoka | 20,000,000 | Katsuyoshi Tomori (4) | 4 | ||||
| 2 Sep | Ishikawa | 20,000,000 | Hatsutoshi Sakai (1) | 4 | ||||
| 2 Sep | Hyōgo | 20,000,000 | Teruo Sugihara (27) | 4 | ||||
| 9 Sep | Chiba | 100,000,000 | Tōru Nakamura (19) | 14 | ||||
| 16 Sep | Hokkaidō | 90,000,000 | Tsuneyuki Nakajima (33) | 16 | ||||
| 23 Sep | Tochigi | 75,000,000 | Naomichi Ozaki (13) | 12 | ||||
| 30 Sep | Aichi | 80,000,000 | Graham Marsh (20) | 12 | ||||
| 7 Oct | Hokkaidō | 100,000,000 | Tsuneyuki Nakajima (34) | 14 | ||||
| 14 Oct | Shizuoka | 120,000,000 | Noboru Sugai (3) | 20 | ||||
| 21 Oct | Chiba | 120,000,000 | Saburo Fujiki (11) | 12 | ||||
| 28 Oct | Hyōgo | 180,000,000 | Ryoken Kawagishi (3) | 14 | ||||
| 4 Nov | Mie | 70,000,000 |  Bob Gilder (n/a) | 10 | New tournament | |||
| 11 Nov | Shizuoka | 130,000,000 |  José María Olazábal (n/a) | 46 | ||||
| 18 Nov | Miyazaki | 200,000,000 | Larry Mize (n/a) | 46 | ||||
| 25 Nov | Kagoshima | 120,000,000 | Mike Reid (n/a) | 32 | ||||
| 2 Dec | Tokyo | 60,000,000 | Naomichi Ozaki (14) | 12 | ||||
| 9 Dec | Okinawa | 100,000,000 | Teruo Sugihara (28) | 12 |
The money list was based on prize money won during the season, calculated in Japanese yen.[3]
| Position | Player | Prize money (¥) | |
|---|---|---|---|
| 1 | 129,060,500 | ||
| 2 | 96,979,100 | ||
| 3 | 87,350,200 | ||
| 4 | 85,060,727 | ||
| 5 | 79,143,626 |
| Year: | 1990 |
| Tour: | Japan Challenge Tour |
| Regular Season: | – |
| No Of Events: | 8 |
| Most Wins: | Tetsu Nishikawa (2) |
| Honor1: | Money list |
| Prevseason: | 1989 |
| Nextseason: | 1991 |
The 1990 Japan Challenge Tour was the sixth season of the Japan Challenge Tour, the official development tour to the PGA of Japan Tour.
The following table lists official events during the 1990 season.[4]
| Date | Tournament | Location | Purse (¥) | Winner | |
|---|---|---|---|---|---|
| 25 Apr | Korakuen Cup (1st) | Tochigi | 15,000,000 | Hideyuki Sato (1) | |
| 31 May | Kanto Kokusai Open | Tochigi | 15,000,000 | Tetsu Nishikawa (1) | |
| 6 Jun | Mito Green Open | Ibaraki | 15,000,000 | Hiroharu Tokito (1) | |
| 11 Jul | Sports Shinko Open | Osaka | 15,000,000 | Toshiaki Nakagawa (2) | |
| 22 Aug | Korakuen Cup (2nd) | Hokkaido | 15,000,000 | Tetsu Nishikawa (2) | |
| 27 Sep | Korakuen Cup (3rd) | Tochigi | 15,000,000 | Shinichi Arai (1) | |
| 24 Oct | Korakuen Cup (4th) | Tochigi | 15,000,000 | Takaaki Fukuzawa (1) | |
| 21 Nov | Korakuen Cup (5th) | Tochigi | 15,000,000 | Hiromichi Namiki (1) |