The 1966 season of the Japan Soccer League.
| Season | 1966 |
|---|---|
| Champions | Toyo Industries 2nd title |
| Relegated | Nagoya Mutual Bank |
| Matches played | 56 |
| Goals scored | 183 (3.27 per match) |
| Top goalscorer | Aritatsu Ogi (14 goals) |
| Average attendance | 5,683 |
← 1965 1967 → | |