The 1980–81 Japan Ice Hockey League season was the 15th season of the Japan Ice Hockey League. Six teams participated in the league, and the Seibu Tetsudo won the championship.
| Team | GP | W | L | T | GF | GA | Pts | ||
|---|---|---|---|---|---|---|---|---|---|
| 1. | 20 | 16 | 2 | 2 | 89 | 43 | 34 | ||
| 2. | 20 | 16 | 3 | 1 | 111 | 51 | 33 | ||
| 3. | 20 | 12 | 6 | 2 | 109 | 60 | 26 | ||
| 4. | 20 | 7 | 13 | 0 | 68 | 100 | 14 | ||
| 5. | 20 | 3 | 16 | 1 | 46 | 125 | 7 | ||
| 6. | 20 | 3 | 17 | 0 | 48 | 92 | 6 |