1989–90 Japan Soccer League

== League tables == === First Division === Nissan won a second title, spurred by increasing links between the team, its parent company and their hometown, Yokohama. Fujita Industries and Hitachi were relegated. By winning the 1989 Emperor's Cup and 1989 Japan Soccer League Cup along with the title, Nissan completed their second Japanese treble. This is the third treble in the nation's history. ==== Topscorers ==== === Second Division === Fallen giant Mitsubishi and struggler Toyota Motors returned to the top flight. Mazda Auto Hiroshima, who had been put as an A-squad to rival its parent company, and Teijin went back to their regional leagues (Chugoku and Shikoku, respectively). == References ==