Movies Similar to Molester Train: Seiko's Ass

Muremure joshidaisei(1977)

College Girl: One Summer Experience(1977)

Mibōjin geshuku: Shitamo kashimasu yojōhan(1977)

Semi-document: Shojo chitai(1977)

The Shortest Distance is Round 3: Fallen Flowers(2020)

Haruto and Aoyama, once a couple, are now completely without contact. As Aoyama's secrets are gradually revealed, Haruto, now the shop manager of an underground escort club, is starting to question whether the man he loves is worth the wait; his feelings for escort Ruka has also evolved from mere compassion into something more. A mystery sex toy links the past and now of Aoyama, Shibahara, Ruka, and Haruto. A sudden murder then happens in 'Rain& Soda' as one of the escorts serves a customer. The murder horrifies the club, and the truth is soon to be brought under the light of this sensual world of sultriness.

Soreyuke chikan(1977)

When two perverts get caught trying to intrude on couples making out in the city park they decide to try some hiking and orienteering in the great outdoors. When they come across various couples making out they hatch a plan to join in the action. Oh look… it’s a bear!

Koichiro Uno's Up and Down(1977)

A frustrated married woman has to deal with her husband's frequent business trips. One day, she decides to turn her home into a boarding house to attract young men.

Kinbakuka: Biniku no Mori(1985)

At the beginning of the Meiji era, Sayoko, the daughter of a large banker in Tokyo, comes to Sotobo's villa for the first time in eight years, guided by her student, Yasu. In fact, Yasu is the son of Keizo Naya, the keeper of this villa. His father and older sister, Kyoko, live quietly in this place, where people rarely visit, like recluses. Sayoko, who grew up sickly and full of selfishness, treats Yasu, who has feelings for her, like a slave, blindfolds him, makes him help her change clothes, and makes him imitate Sansuke in the bathroom.

Za yobai(1985)

Since ancient times, in peaceful fishing villages facing the ocean, village elders still followed the tradition of requiring virgins to marry. In this country where radio wave culture has completely permeated... even now. This is a semi-documentary Nikkatsu that obscenely and abnormally captures this lewd ritual and a world where innocent sexual habits such as night crawling are openly practiced.

Furin no wana: Kantsû(1985)

Document porno: Chikan o hagu(1977)

Lusty Afternoon(1977)

Mahjong Treasure Bath Chronicle(2021)

Namba Hiryu was captured by Kisaragi-kai, a group of villainous sparrows who are opening dark gambling venues at hot spring inns nationwide! Mashiro, a daughter who learned mahjong from Hiryu when she was young, challenges the Kisaragikai with Chiko, who was the leader of Hiryu, in order to protect the public bath at her parents' house! Mashiro and his friends struggle with the sneaky mahjong of the Kisaragikai, but when they enter the hot springs and their bodies get hot, the mahjong becomes stronger! ?? Can Mashiro and Chiko rescue Hiryu without losing the peeping of Ishiwa's toothed turtle and the strip mahjong confrontation with Ito's black panther? ??

Apartment Wife: Violated Skin(1977)

A nightmare that suddenly attacks an ordinary housewife: rape. However, the real nightmare was the threat that began because the information was being wiretapped. And the housewife uses her own body as a weapon to confront her blackmailer, but...

Ekimae fudôsan: Bijo mo assenshimasu(1978)

Semi-document: Shojo shisshin(1977)

Ijô seiyoku-ma(1977)

A husband who works as a janitor has a wife who is exhausted by his repeated demands for sex. Frustrated by her refusal he steals chloroform from work and drugs her to get what he wants. But he doesn’t stop there. He decides to try it on any woman he can find.

Tōkyō neon chitai: Josei jishin de go shidō itashimasu(1977)

Third Generation Successor Sara: Lustful Nightshade(2019)

Sara spends peaceful days as an OL of a first-class company, but her life is turned upside down and she ends up in a fierce conflict, fighting off the dirty desires of the men from the underbelly of society!

Painful Bliss: Final Twist(1977)

A young executive has a really bad night after an encounter with a crazed bisexual wannabe yakuza and his horny girlfriend.