Season 1 of Moomin premiered on April 12, 1990.

Moomin Valley is a quiet, peaceful fantasy place somewhere in Finland. In Moomin Valley, eggshells turn into clouds and the rivers are full of Raspberry Juice, giant snow horses come to life and the Queen of the Cold rides across the sky on winters nights... while in Moomin house, Moomin Mama, Moomin Papa, and Moomintroll himself keep an open house for all their friends....

Season 2 of Moomin premiered on October 10, 1991.