Dark Myth Gaki Chapter/Heaven Chapter (1990)

An animated adaptation of Daijiro Morohoshi's masterpiece, which shocked the 70's Japanese sci-fi manga world with its rich ancient history pedantry and the charm of its elaborately constructed worldview. The production of the main animation is Asiado of "Chibi Maruko-chan". The director is Tomomi Mochizuki of "Dirty Pair FLASH2". A young boy, Takeshi, is guided by a mysterious old man, Takeuchi, from Nagano to ancient Izumo. Takeshi gets lost in a dark world while visiting famous places related to ancient mythology. So Brahman, the will of the universe, began to tell Takeshi a startling fact.

Unfortunately the movie Dark Myth Gaki Chapter/Heaven Chapter is not yet available on HBO Max.