| Emperor's Cup | |
| Year: | 1970 |
| Country: | Japan |
| Winners: | Yanmar Diesel |
| Second: | Toyo Industries |
| Semifinal1: | Hitachi |
| Semifinal2: | Mitsubishi Motors |
| Prev Season: | 1969 |
| Next Season: | 1971 |
Statistics of Emperor's Cup in the 1970 season.
It was contested by 8 teams, and Yanmar Diesel won the championship.
Yanmar Diesel won the championship.