Kiriko is getting married next year. Even though they are having pre-marital sex, she still has doubts about his love for her. One day, Kiriko is harassed in a morning rush-hour train. The attacker is surprisingly a woman... Hanae. However, from behind, another's hand reaches out... It's a man, Jotaro, and the two are married. Kiriko admires the two and wonders if they are close enough to be groping each other...

While Shinji is on the train after taking his beloved Caravan for repairs, he notices a woman being groped. The woman, Nana, accepts the man's hand with a blank look on her face. Shinji invites Nana to be his partner in a black-and-white show. He sleeps at the home of his ex-girlfriend Hanae and performs in the tent hut of street vendor Gen-san. Nana's amateurishness is well-received by the audience, and the show continues to be sold out every day. Then, Nana is given an ocarina as a gift by a middle-aged customer, and suddenly disappears...

"Groper Train" distributed by Shintoho.

"Groper Train" distributed by Okura Eiga.

A frustrated married woman is harassed by a man. She then meets a runaway girl, whom she invites to live with her and her husband.

A man dreams of groping women on the train. He then leaves his girlfriend and moves to Tokyo. After getting bullied by a group of men, a master trains him in the ways of groping.

Ryoko is a high school girl who attends a prestigious private high school in Tokyo. However, her grades are steadily declining. Her day begins with an encounter on the train to school. It is not just the man that keeps Ryoko from studying. Ryoko's sister and her husband, Shunichi, are impotent, which makes her sister Misako sexually frustrated, and the consequences of this fall on Ryoko. The only thing that helps her relieve such stress is the man's fingers on the train to school.

Sayoko is a salesperson for a shady company that is a general molester agency. She catches molesters, introduces them to suitable partners, and earns a commission. Yoshida, who has a soft penis, is introduced to a married woman by her and tries to embrace her in a dimly lit room, but to his surprise, the partner is his frustrated wife, Suiko...

Two brothers frequent the train together, soon getting involved with a sterilization plot.

The pub Muhomatsu is located next to a prison. Love and hate unfolds at the pub...