Nippon chinbotsu (1973)

Director: ShirÅ Moritani, Andrew Meyer
Cast: Ayumi Ishida, John Fujioka, Keiju Kobayashi, Lorne Greene, Marvin Miller, Ralph James, Rhonda Hopkins, Tetsuro Tamba

Synopsis:

Two hundred million years ago, Earth had a single continent. As the millennia progressed, the single continent slowly split off into smaller continents and islands. Thirty million years ago, the country of Japan was part of the continent of Asia, and has since split off into its own archipelago. Another landmass shift is about to occur…