A Yo-kai that Touma can summon using the Yo-kai Watch(?) during battle.

A boy who transforms by summoning Yo-kai with his Yo-kai Watch(?). He is cold, lacks a sense of humor, and always maintains a poker face. He is a member of the Yo-kai Detective Agency.

One of the entities that Touma can summon.

A beautiful boy and a male Yo-kai who can be summoned by Touma.

An entity that Touma can summon.

A male who resides in the spirit world but occasionally descends to the human world.

A male and Enma's brother. He has a cold personality and speaks in a very formal, stiff tone (e.g., "What are you doing?").

Possesses sniper and snake-like abilities. He is incredibly mischievous and constantly follows Natsume around. He simply calls Natsume "Dana."

One of the Yo-kai that Natsume can summon.

Provides various explanations about Yo-kai to Natsume; he is a bit of a coward.

A human girl. She was a princess in her past life. She doesn't know this, but people keep calling her Princess. *She wants to become friends with you.* She is a member of the Yo-kai Detective Agency.

A beautiful girl who uses magic-like powers. She is a member of the Yo-kai Detective Agency.

A chubby human boy who uses magic-like powers. He is a member of the Yo-kai Detective Agency.

A male who is half-Yo-kai and half-human. He addresses Natsume as "Princess."

A male Yo-kai who, upon seeing a handsome person, either mimics them or takes them to his nearly ruined operating room to suck out their soul and transform using it.

A Yo-kai who is constantly targeting Natsume. He controls people who inhale the mist he creates.