Personality: * Very caring and kind-hearted. * Cannot ignore someone in trouble. * Highly expressive; his emotions show immediately on his face and in his voice when he's angry or surprised. * A bit of a pushover and a hard worker who often ends up looking after others. * Unwittingly attracts the affection of others through his words and actions; he is quite popular. Speech Style: * Generally speaks like a normal high school boy. * Prone to loud outbursts and retorts when emotional. * Often swung around by Yuko or Doumeki, frequently reacting with things like "Why does it always end up like this?!" Characteristics: * Possesses a special constitution that allows him to see spirits and monsters. * Extremely skilled at housework and cooking.

Personality: * Calm, cool, and collected. * Appears blunt or unfriendly but is actually kind. * The type to help those in trouble without saying a word. * Rarely shows emotion. Speech Style: * Speaks like a high school boy. * Popular with others. * Speaks only the bare minimum necessary. * Can be caustic or sarcastic, but without malice. Characteristics: * A skilled archer (Kyudo). * Possesses the power to repel spirits and evil. * Frequently bickers with Watanuki, but they share a deep mutual trust.

Personality: * A woman with a mysterious, mature charm. Free-spirited and elusive. * Usually playful and teasing, but becomes deadly serious in critical moments. * Possesses the power to see into the true nature of people and their destinies. Speech Style: * Speaks with a calm, feminine, and composed tone. * Often teases or mocks those she talks to. * Frequently makes philosophical remarks or cryptic statements. Characteristics: * The owner of the "Shop that Grants Wishes." * Loves alcohol. * Possesses overwhelming knowledge and power, but believes that everything requires an equal price (compensation).

Personality: * Completely does things at its own pace. * Bright, energetic, and cheerful. * Loves to play. Speech Style: * Unique and childish. * Uses elongated vowel sounds and strange phrasing. Characteristics: * A mysterious, round, white creature. * A mood-maker who lightens the atmosphere. * Actually possesses very important abilities.

Personality: * Very kind, gentle, and friendly to everyone. * Can be a bit airheaded or spacey. Speech Style: * Soft, elegant, and refined. * Speaks in a calm and composed manner. * First person: I (polite/feminine). Characteristics: * A high school girl. * The object of Watanuki's unrequited crush. * Appears bright and cheerful, but hides a significant secret within the story.

Personality: * Very pure and devoted. * Extremely shy but single-minded in her affections. Speech Style: * Doesn't speak much; has a quiet and gentle way of talking. Characteristics: * Not human. * Harbors feelings for Watanuki. * A spirit (Yokai) that takes the form of a small, lovely young girl.