Premise: The Man Without a Map (燃えつきた地図 , Moetsukita chizu ) is a 1968 Japanese film directed by Hiroshi Teshigahara and starring Shintaro Katsu. The screenplay was adapted by Kōbō Abe from his novel "The Ruined Map". This was the fourth and final film collaboration between Teshigahara and Abe.
Hypothesis:  Kōbō Abe wrote the screen play for The Man Without a Map based off his own novel.