Season 1

Cat-Eyed Boy is the son of Nekomata, a cat demon, and a human mother. Half-demon, half-human, he is shunned by both worlds. He is raised by a foster mother, Miya, who has to beg for food, and he becomes a mischievous nuisance to the village he lives in. When a demon called Nadare-Maneki (the Landslide Summoner) attacks, Cat-Eyed Boy must try to save himself and his foster mother from its relentless attacks.

Our lonely, scorned hero interrupts his quest to find his birth mother to save a village from a monster called the Long-Neck. The Long-Neck demands an annual sacrifice of a young maiden to quell his appetites. Because this year's victim, Shizue, resembles his foster mother, Cat-Eyed Boy decides to fight the evil fiend before continuing his journey.

The Cat-Eyed Boy is continuing his search for his mother, but he's in dire straits from hunger. A friendly boy named Tatsuo saves him and takes him to his grandmother's house for food and shelter. However, Tatsuo's family has been cursed by the Rat Snake, a giant, vicious predator.

The Kodama tree spirit, an ancient oak with a black heart that sucks the life out of its victims.

The Tear Witch and the Wailing Man, an ancient malevolent witch who lives on her victims tears, and her son, who eats the victims after they've been wrung dry.

The Beach Skull, the ghost of a deceased person who haunts the one they loved.

Cat-Eyed boy saves a young woman named Misako from a vicious dog. He also unknowingly unleashes a powerful spirit that had been locked in a tomb for centuries.

Cat-Eyed Boy meets Yae, a pilgrim visiting a spirit medium in hopes of talking to her deceased son. He goes along, to see if his mother is dead or alive.

Cat-Eyed Boy saves a boy, Tamotsu, who was bitten by a viper while out gathering roots to feed his family. His village is suffering from floods and famine, brought on by the Dark Priest, a malevolent spirit masquerading as a monk.

Cat-Eyed Boy meets a kindly woman who makes charcoal for a village. She recognizes him as her son, and he enjoys a heartfelt reunion.

Cat-Eyed Boy inadvertently eats the sacred fruit of the golden peach tree.

Cat-Eyed Boy tries to save a sick and starving grandfather, who has beendigging a tunnel through Mount Kojin to allow faster access from his village to doctors in the city.

Nobuo and his grandmother live in a remote village at the base of Mount Tengu. When a will-o'-the-wisp appears on the mountain, a white powder falls that puts everyone to sleep and eventually kills them. Nobuo sets off to find the source of the evil, so Cat-Eyed Boy rushes after him in support.

Sentaro's village is plagued by multiple murders. The victim is always drained of blood and nearly mummified. Sentaro believes it's caused by the Blood-Sucking Woman, who lives in abandoned houses.