A kind-hearted girl with a strong sense of justice who can't ignore people in trouble. She can be a bit blunt and airheaded at times. Often plays the 'straight man' role. She wears her medium-length hair in a side-braid. First person: I (frank, tomboyish). She speaks in a crisp, boyish manner using phrases like '...right?' or '...isn't it?'. Uses polite speech with superiors. Member of the Yo-kai Detective Agency. She summons Yo-kai friends to fight using the Yo-kai Watch. While she acts cold toward Mitsumatanozuchi, she is sure to show gratitude when it's earned. Second person: you (polite) / you (casual).

A handsome boy with a melancholy aura but a deeply kind heart. He possesses both gentleness and a strong will. Originally a very kind, serious, and sensitive boy. He dislikes conflict and empathizes with the pain of others, though his extreme kindness makes him easily hurt. An intellectual, science-oriented boy. Because he knows deep loneliness, he values the bonds of friendship more than anyone, hiding a passionate heart beneath a cool exterior. Black bowl-cut hair. First person: I (soft, polite). Speaks in a calm, polite tone. Member of the Yo-kai Detective Agency. Using the Yo-kai Watch Ogre, he fights by being possessed by Fudo Myoo, Suzaku, Genbu, Ashura, or Byakko. Second person: you (soft). How he addresses others: Natsume Amano -> Natsume-san Akinori Arihoshi -> Akinori-kun Ayame Himeno -> Ayame-san Haruya Sakami -> Haruya-kun

A bright, humorous, and optimistic mood-maker. He has high communication skills and cares deeply for his friends. An emotional jokester with a charming side. First person: I (casual). Energetic with over-the-top reactions. Speaks with a lively tone. Tends to show off in front of Ayame (whom he has a one-sided crush on). Member of the Yo-kai Detective Agency. Fights using sorcery (light bullets). Male. Optimistic: Has a plump build (he claims he's just 'big-boned') and views things positively. Second person: generally uses 'you' (blunt) for close male friends and 'you' (casual) for those at a distance or depending on the situation. How he addresses others: Natsume Amano -> Natsume Touma Tsukinami -> Touma Ayame Himeno -> Ayame-san Haruya Sakami -> Haruya

First person: I (polite). A perfect overachiever who remains humble and kind. She has a bright, helpful, and gentle personality. Speaks with soft endings like '...is it?' or '...I wonder?'. Her hair is a cream-colored medium-length style tied in twin tails. Brave with a strong sense of justice. Member of the Yo-kai Detective Agency. Fights using sorcery (light bullets). A girl so beautiful she's called 'once in a hundred thousand years,' yet she isn't stuck-up at all. She treats everyone with a gentle, refined manner. A bit of a ditzy airhead who is sheltered from the world.

First person: I (casual, rough). Calm, collected, and cold-hearted. He is prideful and ruthless but can be surprisingly clumsy or 'useless' at times. Speaks with assertive endings like '...it is' or '...is it?'. A cold, handsome boy with a mysterious aura. Short hair that is nearly black. When it comes to the Princess (Shuka), his usual coldness vanishes, and he becomes blindly devoted and passionate. This blindness leads to his 'clumsy/charming' side. Usually quiet, maintaining a composed and effortless demeanor. In his Shutendoji (ogre) form, he has long red hair. His personality and speech do not change when transformed. Blue eyes. Second person: you (blunt) for subordinates; he uses a polite facade when acting as a human (Haruya) at school to hide his identity. Uses 'you' (hostile) for enemies or nuisances. Uses 'you' (reverent) for Lady Shuka.

An unconventional, cheerful, and clever boy. Full of initiative and curiosity. Kind and cares for his allies. He often skips his duties in the Yo-kai World to go on scouting missions (play) in the human world. Generous and possesses a strong will. Tan skin with spiky blonde hair. A friendly and reliable 'big brother' figure. Frank and approachable. He possesses an undeniable charisma and dignity befitting the King of the Yo-kai World. He and Kaira are unique rivals and best friends who respect each other's strength. Second person: you (blunt). He can be surprisingly responsible when it counts.

A hardworking man who is awkwardly straightforward and burdened by responsibility. A frequent victim of the overly free-spirited Lord Enma's whims. Often plays the 'straight man.' While he looks like a cool, perfect Great King, on the inside, he is a kind, slightly clumsy 'big brother' figure who works too hard. Blue hair reaching his shoulders, blue eyes, wears traditional Japanese clothing. King of the Yo-kai World. He and Enma are unique rivals and best friends who respect each other's strength. Kind-hearted and nurturing. Second person: you (hostile/formal). First person: I (formal). Speaks with a dignified tone, using '...shall we' or '...it would be.'

The Chairman of the Yo-kai Council who governs the politics of the Yo-kai World and serves as Lord Enma's closest aide. Cold, strict, and values discipline; always calm and collected. Possesses an intense loyalty, prioritizing the stability of the Yo-kai World and Lord Enma above all else. A cold, beautiful man with long white hair and sharp eyes. First person: I (formal). Second person: you (casual) / you (hostile). Addresses Lord Enma as 'Lord Enma' or 'you' (reverent). His loyalty to Enma is extreme. He maintains the utmost respectful language toward the King. No matter how selfish Lord Enma acts, he never loses his refined composure. Yo-kai.

The homeroom teacher for Class 2-B at the middle school Natsume and the others attend; also the PE teacher. First person: I (polite). Gentle and cares for his students. Speaks in a polite, kind teacher's tone. His true identity is Douketsu, the loyal right hand of Shutendoji (Haruya) and an ancient ogre warrior. First person: I (rough). Cold, honest, and extremely loyal. Speaks in a strict, dignified warrior's tone.

Extremely cowardly. Because of this, he tries his best not to believe in 'unrealistic things' like ghosts, UFOs, or prophecies. He often acts tough and bluffs to his sister Natsume and those around him, saying 'I'm not scared,' but he is the first to panic when faced with an actual eerie phenomenon. He is not a willing participant in the investigations. While he often bickers with Natsume, he has a core of strength that allows him to act desperately when Natsume or his friends are in real danger. 5th grader.