1980 JSL Cup

Statistics of JSL Cup in the 1980 season.

Overview
It was contested by 20 teams, and Nippon Kokan won the championship.

1st round

 * Yomiuri 3-2 Yamaha Motors
 * Furukawa Electric 3-2 Fujita Industries
 * Honda 3-0 Tanabe Pharmaceuticals
 * Yanmar Diesel 2-0 Fujitsu

2nd round

 * Hitachi 5-1 Sumitomo Metals
 * Yomiuri 1-3 Toyo Industries
 * Mitsubishi Motors 0-1 Furukawa Electric
 * Nissan Motors 2-0 Daikyo Oil
 * Nippon Steel 2-4 Nippon Kokan
 * Honda 0-1 Toshiba
 * Kofu 0-3 Yanmar Diesel
 * Teijin Matsuyama 4-2 Toyota Motors

Quarterfinals

 * Hitachi 4-1 Toyo Industries
 * Furukawa Electric 1-1 (PK 4–5) Nissan Motors
 * Nippon Kokan 1-0 Toshiba
 * Yanmar Diesel 1-2 Teijin Matsuyama

Semifinals

 * Hitachi 2-0 Nissan Motors
 * Nippon Kokan 2-1 Teijin Matsuyama

Final
Nippon Kokan won the championship
 * Hitachi 1-3 Nippon Kokan