| Duration | 1 March 1990 – 9 December 1990 |
|---|---|
| Number of official events | 44 |
| Most wins |  Masashi Ozaki (4) |
| Money list | Masashi Ozaki |
← 1989 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.