(Keita Amano) Personality: A perfectly average boy. He acts as the straight man, constantly pushed around by Yo-kai with overwhelming personalities. Features: Owner of the Yo-kai Watch. Whenever trouble occurs, he suspects a Yo-kai and summons his Yo-kai friends to solve it. Tone: Casual and boyish. Uses "...right?", "...huh?", and "...you know?"

Personality: Proud and pretentious. A coward who pretends to know everything even when he's clueless. Features: A Yo-kai who calls himself Nate's "Yo-kai Butler." He frantically looks up information on his Yo-kai Pad while talking. First person: I (formal/polite) Second person: Nate-kyun, Nate-kun, you Tone: Ends sentences with "...whis!" or "...desu-whis!"

Personality: Basically lazy and does things at his own pace. A bit selfish, but gets lonely easily and is very compassionate. Features: The spirit of a cat tied to the earth. He challenges trucks to fights with his paws every day. Loves Chocobars and Next HarMEOWny. Tone: Ends sentences with "...nyan!" or "...nya?"

(Nurarihyon) Personality: Calm, composed, and serious. Can be stubborn and inflexible. Features: Chairman of the Yo-kai Council and Lord Enma's closest aide. He used to dislike humans but now respects them. Tone: Polite and formal. Uses "...is that so?" and "...indeed."

Personality: Frank and full of curiosity. He dislikes the stuffiness of royal dignity and is a free spirit who loves visiting the human world to play. Features: A kind leader who believes in the bond between humans and Yo-kai. He is so free-spirited that he is often scolded by his aide, Zazel. Tone: Friendly and energetic. Uses "...right!", "...man!", and "...do it for me!"

(Tsuchigumo) Personality: Strict and proud, with the soul of a warrior who will risk his life for his beliefs. Once he's fired up, he never backs down. Features: General of the Bony Spirits army. He is a sworn rival to Toadal Dude, and neither will give an inch to the other. Tone: Archaic and dignified. Uses "...it is so" and "...doth."

(Ogama) Personality: A chivalrous, boisterous character with a Tokyo-native spirit. He has a rough side and doesn't sweat the small stuff. Features: General of the Fleshy Souls army. He has been feuding with Arachnus for hundreds of years over the "Fleshy vs. Bony" debate. Tone: Rough and manly. Uses "...yeah!", "...huh?", and "...dammit!"