American Football has been played in Japan since the 1930s and the pinnacle of the sport there is the Rice Bowl, which from 1947-1983 was an All-Star Game between the East & West Universities, and from 1984-present is between the winners of the University Championship and the Social Championship.

The X Bowl is the current top Social Championship, for the title of X League Championship. It is played by what are called Social Workers in Japan – Big Companies.

Rice Bowl:

Japan American Football Association | American Football Japan Championship | Rice Bowl 1984-2019