| Year: | 1978 |
| Tour: | PGA of Japan Tour |
| Regular Season: | – |
| No Of Events: | 36 |
| Most Wins: |  Isao Aoki (6) |
| Honor1: | Money list |
| Honoree1: | Isao Aoki |
| Prevseason: | 1977 |
| Nextseason: | 1979 |
The 1978 PGA of Japan Tour was the sixth 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 1978 season.[1] [2]
| Date | Tournament | Location | Purse (¥) | Winner | Other tours | Notes | |
|---|---|---|---|---|---|---|---|
| 9 Apr | Kumamoto | 8,000,000 | Tadami Ueno (4) | New to PGA of Japan Tour | |||
| 16 Apr | Osaka | 10,000,000 | Akira Yabe (1) | New to PGA of Japan Tour | |||
| 23 Apr | Ibaraki | US$70,000 |  Kuo Chie-Hsiung (1) | ||||
| 30 Apr | Aichi | 60,000,000 | Isao Aoki (15) | ||||
| 7 May | Wakayama | 25,000,000 | Tōru Nakamura (5) | New to PGA of Japan Tour | |||
| 14 May | Saitama | 30,000,000 | Kosaku Shimada (8) | ||||
| 21 May | Yamaguchi | 25,000,000 | Masashi Ozaki (20) | ||||
| 28 May | Kanagawa | 30,000,000 | Isao Aoki (16) | ||||
| 4 Jun | Miyagi | 23,000,000 | Haruo Yasuda (3) | ||||
| 11 Jun | Iwate | 30,000,000 | Tōru Nakamura (6) | ||||
| 18 Jun | Hokkaidō | 25,000,000 | Isao Aoki (17) | ||||
| 25 Jun | Shizuoka | 25,000,000 | Hsieh Min-Nan (2) | ||||
| 2 Jul | Hokkaidō | 30,000,000 | Teruo Sugihara (9) | ||||
| 9 Jul | Shiga | 15,000,000 | Akio Kanemoto (1) | ||||
| 14 Jul | Hiroshima | 3,000,000 | Seiji Katayama (1) | ||||
| 15 Jul | Mie | 12,000,000 | Kouichi Inoue (1) | ||||
| 16 Jul | Fukuoka | 5,000,000 | Norio Suzuki (8) | ||||
| 16 Jul | Niigata | 20,000,000 | Seiichi Kanai (2) | ||||
| 23 Jul | Tochigi | 35,000,000 | Kesahiko Uchida (1) | New to PGA of Japan Tour | |||
| 6 Aug | Osaka | 10,000,000 | Teruo Sugihara (10) | ||||
| 6 Aug | Chiba | 20,000,000 | Isao Aoki (18) | ||||
| 13 Aug | Tochigi | 30,000,000 | Yoshitaka Yamamoto (5) | New to PGA of Japan Tour | |||
| 20 Aug | Hokkaidō | 25,000,000 | Fujio Kobayashi (2) | ||||
| 27 Aug | Fukuoka | 32,000,000 | Kenichi Yamada (2) | ||||
| 27 Aug | Hokkaidō | 2,850,000 | Koichi Uehara (2) | ||||
| 10 Sep | Chiba | 40,000,000 | Akio Kanemoto (2) | ||||
| 17 Sep | Chiba | 20,000,000 | Koichi Uehara (3) | ||||
| 24 Sep | Hiroshima | 20,000,000 | Masashi Ozaki (21) | ||||
| 8 Oct | Shizuoka | US$300,000 |  Gil Morgan (n/a) | ||||
| 15 Oct | Aichi | 32,000,000 | Masaji Kusakabe (3) | ||||
| 21 Oct | Shizuoka | 20,000,000 | Masaru Amono (1) | ||||
| 29 Oct | Chiba | 30,000,000 | Hiroshi Ishii (5) | ||||
| 5 Nov | Kanagawa | 65,000,000 |  Seve Ballesteros (n/a) | ||||
| 12 Nov | Hyōgo | US$150,000 | Isao Aoki (19) | ||||
| 26 Nov | Miyazaki | 60,000,000 | Andy Bean (n/a) | ||||
| 3 Dec | Tokyo | 15,000,000 | Isao Aoki (20) |
The money list was based on prize money won during the season, calculated in Japanese yen.[3]
| Position | Player | Prize money (¥) | |
|---|---|---|---|
| 1 | 62,987,200 | ||
| 2 | 29,017,286 | ||
| 3 | 28,217,542 | ||
| 4 | 26,850,810 | ||
| 5 | 25,102,008 |