Tatsuo Kobayashi

Tatsuji, the protagonist, is a retired high school teacher living a quiet life of leisure. With time on his hands, his only pleasure is eavesdropping on his son and daughter-in-law’s sex life. One day, a former student named Kana visits him and declares, "Teach, have sex with me!" To think he’d be giving a girl like her a "private lesson" in bed...

Only legendary Japanese garage rock band Guitar Wolf can stand between a race of aliens from destroying Earth with an army of zombies.

Rikiya Shoda is an engineer working for the Atomic Agency in Japan. One day, his wife Nanako returns home with a lost teenager called Ayu. A man, pretending to be the father, comes to get her back; Ayu keeps telling him that Rikiya and Nanako are her parents. Through this disruption, Rikiya suddenly starts remembering his youth as a revolutionary.

Hiroko, a married woman working as an insurance agent, is assigned to handle the policy of Daizo, an elderly man living alone. Desperate to secure the contract, she complies with Daizo's various requests—such as doing housework and giving massages—but...

A female high school student discovers she has supernatural powers during an attack. Her first use of her power is to vaporize her attacker. Years later, her powers manifest themselves whenever she is sexually aroused by her husband. She is transported to another dimension where she engages in nude battles with opponents.

Kazumi has been married to Naoki for four years. Troubled by a stale sex life with her husband—and having failed to reach climax again that night—she indulged in masturbation using a vibrator. The next morning, Kazumi accidentally threw away the envelope containing her husband's paycheck along with the burnable trash. Desperate to fix the situation before he found out, she turned to a dating site to solicit paid dates...