Competition: Married Couples Secret Technique(1976)

Down at the Shark Anomaly Center (or SAC as it's commonly called for short), a group of sexy marine biologists probe the secrets of the greatest predator known to man! They soon discover the ferocious sea creature emits an erotic sound that no woman can resist. But will their newly unearthed 'shark-waves' eventually take them to new heights or simply turn them all into irresistible 'shark babes' bent on overthrowing mankind with unbridled sensuality?

The woman gets entangled with joy and euphoria. Romantic porn that depicts the reality of a swamping couple swapping in Scandinavia! Along with Norway, which is called the country of the night, on the Scandinavian peninsula, Sweden is known worldwide as a free sex developed country, now with the advent of the sex liberation era

A man stabbed another man with a pair of scissors. The fallen man was his rival designer, Aoki. The main character is a very famous designer who works on Miya-sama's dress. Suddenly the famous designer wakes up, the corpse of Aoki disappeared as soon as he took his eyes off. The anxious designer teacher asks his disciple Reiji for comfort. There is another disciple called Junko present in the home. Next to him is Aoki, who should have died but is alive. Apparently these two are planning something. A designer teacher and two disciples at a villa by the sea. Is it a love-hate drama that unfolds in a closed room? No, that's not all.

A determined Japanese woman gets a job in Korea. She thinks she will be cleaning, but she is taught to massage. When her director touches her inappropriately she runs into the street where she encounters men who take advantage of her and she becomes homeless. She is found by a webtoon designer who uses her as inspiration for his webtoons. Will she become more than his inspiration?

A meek salaryman who gets no respect at home and is belittled at work gets inspiration from Superman and somehow becomes a strangely suited, hugely endowed, masked sexual avenger.

Haruhiko, a painting student, is intertwined violently until the morning in an old Western-style building. Haruhiko, who works at a bar in Sanada where many gay men gather, continues this relationship sly, thinking that it is not something he can continue. At that time, Shingo comes to the store. Shingo always goes to a hill overlooking the city of Yokohama, where Haruhiko often goes to sketch. Feeling destined, Haruhiko gently put his hand on Shingo's hand.

Men are rotten. Women wander. Lost souls reconnect.

Hyeon Dae and Min Joo thought one of them getting married would end the sex-partner relationship. However, they can't hold in their desires and Hyeon Dae destroys himself with sex, while Min Joo can't give up what she can't have. At the same time, they have a complicated and ugly relationship with past characters.

Wannabe actor Joon-cheol is living with his girlfriend who wants to get married. He tries to convince her to get married after he's made his debut but she breaks up with him in the end and kicks him out. Joon-cheol has nowhere to go but a friend of his has to go on a business trip and asks him to take care of his pet cat. However, what's waiting for him is not a cat but a girl with aphasia. Joon-cheol quarrels with his friend about calling the cops and comes out of the house. He goes back to his girlfriend but she doesn't accept him so he starts living with the cat girl.

Fumio, who works at an ironworks, has an affair with Yoko, the wife of the president of the ironworks. The wife of Shimizu, a detective who investigates Yoko's background at the request of Nobuo, the president of the company, is also having an affair with his mistress, Kenichi. Nobuo becomes angry and impulsive. Upon receiving the report, a jealous Nobuo impulsively kills Shimizu and appears with an iron pipe in front of Fumio and Yoko, who are entangled in an ironworks. The story accelerates toward the end as the impulsive murderer brings together a man and a woman in a love-hate relationship at a villa in Izu....