Hatsuko, who is poor and has no friends, finds emotional support in Mishima, a boy in her class, who helps her with her study to go to a high school together. However, Hatsuko's brother causes trouble at the factory and gets the sack. Hatsuko gives up her dream of going to high school.

A small yakuza gang is taken to war by a more powerful rival after a violent bar brawl involving members of both gangs. Young boss, Masaki, must decide whether to disband his dwindling gang or fight.

After spending over half his life in prison, ex-hitman Kunihiro is determined to go straight. But the shortcomings of the new gangs mean that he is soon having to call on his old-school yakuza talents. And when he falls for Asako, a beautiful piano player, she unknowingly ignites a fire within Kuni that will immolate everything and everybody around him. Regarded by many as his masterpiece, Onibi has all the hallmarks of a Mochizuki film, with the gangster elements tightly compressed and controlled to allow space in which a subdued romance can bloom. Coming from a background in porno cinema, this master of sexual relations injects a fresh passion and tension into the macho world of the yakuza film.

Brazilian-Japanese gangster Mario rescues his Chinese girlfriend Kei as she's about to be deported from Japan. Desperate to escape, he hides in Tokyo's booming Japanese-Portuguese community and seeks passage from the country from a Russian mobster. To meet his price, they hold up a bigtime drug deal between the Chinese Mafia and the local Yakuza.