Mami Yuki

Michiyo is a widowed doll maker who lives with her sexually naïve daughter Takako. They live a quiet and secluded existence which is disrupted when one day Michiyo is drugged by a man who came to purchase come of the dolls she makes. (10kbullets.com)

Ryu, a sinister transfer student with a dark past, sexually assaults his way through his nubile female classmates to his ultimate conquest, the leggy athletic champ and class president Misa. Tadao is also in love with Misa and wants to take her virginity for himself. The big Eros High School track meet is happening soon. Will these two boys ruin her chance of winning? What strange secret is Misa hiding from everyone? Why is Ryu prancing around in a banana hammock with a pet pig? (synapse-films.com)

Mejika, a pretty Eurasian woman, is hired as a biology teacher at a renowned high school. She is reputed for her iron discipline. But the extremely provocative attitude of Mejika ends up worrying the school's administration.

Nikkatsu Roman Porno

Rumiko is a very naughty girl...after seducing her English teacher and stabbing one of her fathers hoodlum pals, she is sent into a convent to be put back on the straight and narrow. Bad mistake. The convent turns out to be a hot bed (literally) of deviant sexual practices. Spanking, strange bondage games and lesbian canoodling are the holy orders for these naked nuns. (mondomacabrodvd.com)