Pîtâ

An elderly lord abdicates to his three sons, and the two corrupt ones turn against him. (imdb)

A drag queen doctor named Peter conducts experiments on patients which end up in anguish! (imdb)

Misumi Kenji's Zatoichi: The Festival of Fire finds the famous blind swordsman becoming mixed up with a blind but powerful gangster. The town is a brutal place where women and children are regularly available to the highest bidder. Zatoichi takes a fancy to two local women, and this causes him to earn the ire of both two local men - one of them a Yakuza. (Perry Seibert, Rovi)

The trials and tribulations of Eddie and other transvestites in Japan.

A girl loves an older man. He demands that she goes in a brothel, as evidence that she loves him. (imdb)

This is the Twelfth film in the series. There were seventeen Wolves of the City films between 1968 & 1974, in the main aimed at shock-value & "pinku" soft-core with sex, nudity, violence, gunplay, & a lot of mainly pointless foolishness when the biker gang coopts racist or nazi imagery, inventing a non-existent youth culture void of morality... (imdb)

A behind-the-scenes look at the making of Sai Enterprise's Ginî piggu 4: Pîtâ no akuma no joi-san.