Statistics of Japanese Regional Leagues for the 1990 season.
Champions list Region ChampionsHokkaido Nippon Steel MuroranTohoku NEC YamagataKantō Tokyo GasHokushin'etsu YKKTōkai Seino TransportationKansai Kyoto PoliceChūgoku Mazda ToyoShikoku TeijinKyushu Tobiume Club
League standings
Hokkaido
Tohoku
Kantō
Hokushin'etsu
Tōkai
Kansai
Chūgoku
Shikoku
Kyushu