The 1972–73 Japan Ice Hockey League season was the seventh season of the Japan Ice Hockey League. Five teams participated in the league, and the Seibu Tetsudo won the championship.
Regular season
edit| Team | GP | W | L | T | GF | GA | Pts | |
|---|---|---|---|---|---|---|---|---|
| 1. | Seibu Tetsudo | 12 | 10 | 2 | 0 | 98 | 31 | 20 |
| 2. | Oji Seishi Hockey | 12 | 7 | 3 | 2 | 58 | 34 | 16 |
| 3. | Kokudo Keikaku | 12 | 7 | 5 | 0 | 50 | 45 | 14 |
| 4. | Iwakura Ice Hockey Club | 12 | 4 | 6 | 2 | 61 | 48 | 10 |
| 5. | Furukawa Ice Hockey Club | 12 | 0 | 12 | 0 | 28 | 137 | 0 |