Oh! Woman: A Dirty Song (1981) aka A! Onnatachi: Waika

Yuya Uchida stars in this pseudo-documentary about George, a washed-up middle-aged rocker, divorcing his wife and living with his girlfriend, a soap massage parlor worker.

Violated Angels (1967) aka Okasareta hakui

 A young man breaks into a nurse's rooming house and one-by-one kills off nurses.

The Hateful Beast (1970) aka Nihon bôkô ankokushi: Onjû

 

In the Edo era, two man arrive in a village and engage in criminal activity. While one of them becomes successful and rich, the other gets betrayed and ends up in prison, burning for revenge. The truth changes with the viewpoint in this Wakamatsu film, which has inspired comparisons to Rashomon.

Abnormal Blood (1967) aka Nihon bôkô ankokushi: Ijôsha no chi

 

A police detective, after learning that a rapist he just arrested shares the same ancestral village as him, proceeds to narrate its dark history of rape, violence and vengeance.