(D)：Difending Champion
| Date | Championships | Course | Venue | Champion | |
| 4/22 – 4/25 | Asian Tour Dunlop Open Golf Championship | Ibaraki Golf Club West Course | IBARAKI | Hajime Meshiai | |
| 6/24 – 6/27 |  |
26th 1993 Japan Women’s Open Golf Championship | Higashi Nagoya Country Club West Course | AICHI | Ayako Okamoto |
| 7/13 – 7/16 | 78th 1993 Japan Amateur Golf Championship | Sapporo Golf Club Yuni Course | HOKKAIDO | Kazuyoshi Yonekura | |
| 8/11 – 8/13 | 1993 Japan Junior Golf Championship High School Boys | Kasumigaseki Country Club East Course | SAITAMA | Hirokazu Kuniyoshi | |
| 8/12 – 8/13 | 1993 Japan Junior Golf Championship Middle School Boys | Kasumigaseki Country Club East Course | SAITAMA | Taichiro Kiyota | |
| 8/12 – 8/13 | 1993 Japan Junior Golf Championship Girls | Kasumigaseki Country Club East Course | SAITAMA | Hee-Won Han | |
| 8/17 – 8/20 | 47th 1993 Japan Collegiate Golf Championship | Oita Country Club Tsukigata Course | OITA | Kaname Yokoo | |
| 8/18 – 8/20 | 30th 1993 Japan Women’s Collegiate Golf Championship | Oita Country Club Tsukigata Course | OITA | Shinako Oji | |
| 9/8 – 9/10 | 35th 1993 Japan Women’s Amateur Golf Championship | Sendai Country Club | MIYAGI | Keiko Watanabe | |
| 10/7 – 10/10 | |
58th 1993 Japan Open Golf Championship | Biwako Country Club Ritto/Mikami Course | SHIGA | Seiki Okuda |
| 10/14 – 10/15 | 15th 1993 Japan Senior Golf Championship | Nagoya Golf Club | AICHI | Masatoshi Takahashi | |
| 10/28 – 10/29 | 1st 1993 Japan Women’s Senior Golf Championship | Tokyo Golf Club | SAITAMA | Eiko Aoki | |
| 11/9 – 11/12 | 2nd 1993 Japan Amateur Match Play Golf Championship | Naruo Golf Club | HYOGO | Kazuyoshi Yonekura | |
| 11/9 – 11/12 | 2nd 1993 Japan Women’s Amateur Match Play Golf Championship | Naruo Golf Club | HYOGO | Hee-Won Han | |
| 11/25 – 11/28 | |
3rd 1993 Japan Senior Open Golf Championship | Hidaka Country Club East/West Course | SAITAMA | Seiichi Kanai |