1970 Emperor's Cup Final was the 50th final of the Emperor's Cup competition. The final was played at National Stadium in Tokyo on January 1, 1971. Yanmar Diesel won the championship.
Yanmar Diesel won their 2nd title, by defeating defending champion Toyo Industries 2–1. Yanmar Diesel was featured a squad consisting of Kunishige Kamamoto, Daishiro Yoshimura and Eizo Yuguchi.