The 1984–85 Japan Ice Hockey League season was the 19th season of the Japan Ice Hockey League. Six teams participated in the league, and the Oji Seishi Hockey won the championship.
Regular season
edit| Team | GP | W | L | T | GF | GA | Pts | |
|---|---|---|---|---|---|---|---|---|
| 1. | Oji Seishi Hockey | 30 | 24 | 3 | 3 | 187 | 82 | 51 |
| 2. | Sapporo Snow Brand | 30 | 16 | 8 | 6 | 124 | 91 | 38 |
| 3. | Seibu Tetsudo | 30 | 12 | 12 | 6 | 115 | 120 | 30 |
| 4. | Kokudo Keikaku | 30 | 13 | 13 | 4 | 130 | 113 | 30 |
| 5. | Jujo Ice Hockey Club | 30 | 7 | 20 | 3 | 88 | 165 | 17 |
| 6. | Furukawa Ice Hockey Club | 30 | 6 | 22 | 2 | 85 | 158 | 14 |