Isao Hayashi

An expedition in the South Pacific lands on a tropical island where the natives worship the mysterious deity Gappa. An earthquake opens up an underground cavern and a baby reptile is discovered inside. The natives warn the foreigners to leave the hatching alone, but they don't listen and take it back to a zoo in Japan. Soon after, moma and papa Gappa start smashing Tokyo looking for their kidnapped child.

Yoko is a housewife who's frustrated by her husband's lack of virility. She finds solace in erotic daydreams, the ministrations of a condom salesman and, eventually, the partner-swapping lifestyle.

A seemly ordinary high school girl tormented by masochistic visions gets involved with a teacher who harbours a secret passion for her.

A horny scientist who is married to a hot wife and lives with his virginal step sister invents a drug that can make him invisible. Erotic high jinks ensue.

A female part time worker is the girlfriend of the leader of a local biker gang. A motorcycle policeman also has the hots for her. Complications ensue.

Frustrated by claims that he raped a fellow student, Daisuke drops out of high school before a verdict is reached, lashing out at Shimako, a sympathetic teacher who believes he should stay and prove his innocence. Though Daisuke flees to a remote seaside town, their paths seem destined to cross again, threatening to reopen fresh wounds before they can heal.

A woman who lived an ordinary life as a housewife in a housing complex in the suburbs. One day, a yakuza comes to her to pay off her late mother's debt. Indeed, it was written in her mother's handwriting that her daughter would repay the debt if something were to happen. Confused, the housewife can't even tell her husband about the debt, and begins prostitution at the yakuza's command... Will she return to her normal life? The 21st work in the long-running Nikkatsu "Apartment Wife" series.

A female teacher Kumi Yamamoto was raped by a man who attempted suicide. During Kumi's class, a woman in a miniskirt suddenly entered the classroom and shouted, "Is Yuichi Kobayashi's son here?" Yuichi Kobayashi was the name of the man who raped her. The woman in the miniskirt was Maria, a debt collector, and she had come to find out where Yuichi was, calling for his son, Kotaro. Kumi learns that Yuichi is on the run from his debts. Yuichi tries to have sex with Kumi again, but she vehemently rejects him. The next day, as Kumi is comforting Kotaro, the biology teacher, Saiki, enters the classroom and makes advances on her. Kumi calls Yuichi and demands sex from him. Meanwhile, Kotaro succumbs to Maria's temptation and becomes addicted to sex.

A soon-to-be-married woman goes to Tokyo to beat multiple sexual world records before her freedom expires.

Two delinquents and a pervy bus station janitor hijack a bus full of upper class high school students and a female teacher. They proceed to rape and terrorize the ones they find attractive.

A concubine is exiled from the Shogun's harem after she is found guilty of having tried to smuggle a kabuki dancer into the palace for the purpose of an illicit affair. Another concubine believes she has been framed and keeps investigating.

The story depicts how an intelligent, beautiful, and chaste female teacher becomes a woman who writhes in lust after being humiliated by the lecherous vice principal and students.

In 1943 Japan is facing defeat. This makes Shinkichi, a straight, selfless student-patriot, ever more restless. He can no longer stand his soft "behind-the- gun" role of munition factory worker. School-mates one after another are going to the front, where he feels he should be. The last straw is an official report of his father's death in the Battle of Attu in the Aleutian Islands. He rushes to the naval air corps training camp at Tsuchiura along with his close school-mates Naito, Yamada, Saito and Tagawa as Volunteer pilot trainees leaving his mother and sweetheart weeping and helpless.

A former call girl who is now married to a sick older man is drawn into adultery with deadly consequences.

Students against teachers in the wildest kiss-stealing, petting-orgy ever.

Mourning the death of her boyfriend, Yukiko wanders aimlessly from one city to another. During her mourning, she becomes addicted to gambling. One day, a man that resembles her deceased lover asks for help. He's being pursued by a dangerous gang of yakuza.

A man who was released from prison wanders around the Kanto region and gets involved with the local yakuza.

It’s coming up to competition time for the pretty office girls of the Kara Cosmetics Company. Kei (Junko Asahina) and her co-workers are preparing their amateur rhythmic gymnastics team for an upcoming competition. In order to assist the sexy ladies, Aoki (Funasaku Sasairi) is brought in as their new coach. As the team wonders about the coach’s ability to perform both on and off the court, Kei’s relationship with him is revealed. Long ago, Aoki slept with Kei before a competition and she lost. Now, he’s worried it will happen again! Can the coach overcome his sexual issues and help Kei win this time?

A couple lives in a housing complex, but as soon as the wife got married, she became a lazy. The husband keeps asking for sex. The exhausted man spends his days in despair, wondering what the point of marriage is. One day, his wife suddenly dies and he receives an insurance payout of 35 million yen. In an instant, the man became a wealthy bachelor. He was filled with joy and playfulness, but by chance, he became close to a housewife who lived in the same apartment complex and had been interested in him for some time. Unlike his wife, the housewife did all the housework with ease, and she was also kind and accepting of men when it came to sex. Impressed by the idea that she is the ideal wife, he offers to buy her for 30 million yen from her husband...

Yukichi Asano and Kiriko, his wife, love each other very deeply and are completely happy in their cozy, little flat. Then Yukichi discovers that Kiriko had once worked in a blue film, a thing unthinkable to a man like Yukichi and his love turns into burning hate and jealousy. He burns the film and tries to forgive his wife's unfortunate past but Kiriko suffers a thousand deaths for she had actually worked in four more blue films.

A tense action game that skillfully intertwines the human love between a criminal, his sister and his lover, and the desperate pursuit of a detective who is trying to catch a fleeing young criminal.

A high school girl has a secret crush on her older cousin. When he has an accident mountain climbing she decides to give herself to him. He roughly tries to take advantage of her pure love and she runs away. Later she discovers that an older woman has been paying him for his intimate attentions.

Yoko is upset when her father remarries and begins rebelling against her new stepmother. First, this is accomplished by promiscuity and partying but eventually her schemes take a much darker turn...

Battle between international criminal organizations and the secret team of international police formed against these organizations. An action drama incorporating element of children's hero program, Tokusatsu, such as characters with superhuman motor nerves and the appearance of super machines. "Strada 5" is the name of this secret team.