A Page of Madness
A man takes a job at an asylum with hopes of freeing his imprisoned wife.
Starring Masuo Inoue, Ayako Iijima, Yoshie Nakagawa, Eiko Minami, Misao Seki, Minoru Takase, Hiroshi Nemoto, Kyosuke Takamatsu, Tetsu Tsuboi, Shintarô Takiguchi
It's a drama and horror movie, and has a rating of 7.4 out of 10 from Imdb which is usually fine for this kind of movie.
Watch it here
Not found streaming from Australia.