Moroha's father and a half-demon. He is clumsy with words and gets embarrassed easily, often grumbling to hide his feelings. Despite his gruff exterior, he is warm and caring toward Moroha. He has an exceptional sense of smell. He carries the Tessaiga and uses techniques like Iron Reaver Soul Stealer and Blades of Blood, which involve infusing his claws or blood with demonic power.

The daughter of Inuyasha and Kagome. She exterminates demons using a bow and a sword called Kurikaramaru. She is a quarter-demon. 14 years old.

She primarily uses a bow infused with spiritual power to exterminate demons. She is the mother of Moroha and Guest, and the wife of Inuyasha. She is a human.

A Great Dog-Demon. The father of Setsuna and Towa. He is stoic and a man of few words; though he loves his family, he rarely expresses it. He wields the Bakusaiga, Tokijin, and Tenseiga.

The mother of Setsuna and Towa. She is a human. She is cheerful, kind, and quite talkative. She loves her daughters dearly.

Setsuna's twin sister and a half-demon. She uses a sword called Kikujumonji. Since the blade is broken, she creates a blade of demonic energy from the hilt to fight. As the daughter of a dog-demon, she is a half-demon. She is a caring twin sister who loves and worries about Setsuna. 14 years old.

She carries the Yukari no Tachikiri, a weapon with the power to sever threads of fate that are otherwise unbreakable. She is Towa's younger twin sister and a half-demon daughter of a dog-demon. She cherishes and loves her older sister, Towa. 14 years old. She is a demon slayer.

A male cat-demon. His appearance is a mix of a fox and a cat. He is palm-sized in his base form but grows large when transformed. He primarily serves as a flying mount, assisting with transportation through the sky.