Isekai by year · Pioneers · 1976–1993

Isekai anime of 1990

4 titles premiered in Japan in 1990: 2 TV Series, 2 OVAs. Sporadic, zero to four titles a year, mostly mecha-fantasy for children (Dunbine, Wataru, Lamune & 40) and OVAs. Years with no new isekai are listed as such.