Hokkaido - (5 Expressway Roads)

Tohoku - (17 Expressway Roads)

Kanto - (51 Expressway Roads)

Chubu - (26 Expressway Roads)

Kinki - (41 Expressway Roads)

Chugoku - (16 Expressway Roads)

Shikoku - (8 Expressway Roads)

Kyushu - (30 Expressway Roads)