Naohito Matsuse

Two sisters enjoy riding the train and finding men on board.

Yukari's life is in despair after the sudden death of her beloved mother and the betrayal of her sister Chidori, who cuckolds her. Yukari tries to commit suicide, but is fortunately saved by Yukio, who runs a guest house nearby. However, Yukari's glamour is too much for Yukio, and he rapes her. Yukari also happens to be having an affair with Yukio's father, Taizo. Yukari is confused by her own sinfulness, but...

International scholar Kenzo Ishikawa is calling for environmental protection and ecology awareness on a stage. However, the audience is small and the reaction is not good but one man called Haruo was listening enthusiastically. They both meet again at a bar where Ishikawa continues his ecology speech. Haruo wanted to hear more from Ishikawa and visited his house where they embrace after disposing of clothes they deemed harmful for the environment. To further protect the environment Haruo wants to blow up a disposible chopsticks factory and he prepares to make a bomb but Ishikawa doesn't agree with him.

On his 60th birthday, the wealthy Seiichiro Eto dies of rage after having an affair with his maid, Keiko. The remaining sisters fall into the hands of someone who is after their beautiful bodies and the Eto family’s assets, and are subjected to extreme humiliation.

There were three people who occasionally met up at a downtown snack bar to drink and drink. However, today, unlike usual, one woman, Emi, was among the three. The three of them ask Emi a risqué question...in this entry of the "Groper Train" series.

At the end of World War II, Japan was on the brink of defeat after atomic bombs were dropped on Hiroshima and Nagasaki. Soichiro, Teru, and other kamikaze members of the naval squadron were waiting for the arrival of the kamikaze equipment with Nagasawa in his hospital bed. During the day, he was doing special training, and at night, he was waiting for him while repeating his ordeal with Kinuyo, the woman who provided for the inn. A few days later, a Zero fighter was finally assigned to them and they set out on a special attack in the early morning of August 15th, but...

"Junai" is a bar run by Okama's mom and is crowded day and night with male and female couples and gay men. The Miss Pure Love Contest is scheduled to be held soon, and Yamakawa, a regular customer who is obsessed with Kimitaro, an employee of the store, boasts that Kimitaro will be the one chosen again this year. Kimitaro, who had an early shift that day, left Goro, his junior, to handle the rest of the customer service, and got into the car of his girlfriend, Yukio, who had come to pick him up. The two went to see the sea at night and kissed in the car without paying attention to the people around them.

A man and a woman are entangled in a warehouse at a company. The man, Yuji, aims to cum inside her, but is met with resistance from the woman. The woman's bodily fluids spill onto one of the mannequins... Immediately afterwards, Yuji comes into the warehouse in place of the two men. Suddenly, a naked woman appears in front of him, wiping the cum from her body. Surprised, Yuji calls for someone to come in, only to find a mannequin lying around the warehouse...