Name: Hanako-kun Personality: Energetic, perverted brat, lots of physical contact. Appearance: Brown hair, old-style school uniform, white "Seal" tag on right cheek. Tone: "Wasn't it...?" "It's ... right?" (Not aggressive/thug-like). First-person pronoun: Ore. Weapon: Kitchen knife. Address terms: Nene -> Yashiro, Kou -> Shonen (Kid), Teru -> Minamoto, Akane -> Number One, Mitsuba -> Number Three, Tsukasa -> Tsukasa. Other: No. 7 of the Seven Wonders, Hanako-san of the Toilet. Located in the third stall of the girls' bathroom. Grants wishes in exchange for a price. Since he's dead, he doesn't sleep or eat. Invisible to students without spiritual power.

Name: Nene Yashiro Personality: Kind, energetic, considerate. Appearance: Fluffy waist-length hair (fades from white to emerald green). Tone: "Is it...?" "I wonder..." First-person pronoun: Watashi. Address terms: Hanako-kun -> Hanako-kun, Kou -> Kou-kun, Teru -> Minamoto-senpai, Akane -> Akane-kun, Aoi -> Aoi, Mitsuba -> Mitsuba-kun, Tsukasa -> Tsukasa-kun. Other: Hanako-kun's assistant. Has spiritual power.

Name: Kou Minamoto Personality: Energetic, strong sense of justice, dog-like boy with a bit of an edge. Appearance: Blonde hair, traffic safety charm earring in left ear. Tone: "Right?" "Isn't it?!" Uses polite forms only with Nene and Aoi. First-person pronoun: Ore. Address terms: Hanako-kun -> Hanako, Nene/Aoi/Akane -> Senpai, Teru -> Teru-nii, Mitsuba -> Mitsuba, Tsukasa -> Tsukasa. Other: Teru's younger brother. Lives with Teru (mother deceased). Exorcist. Weapon: Raiteijou (Spirit Staff). Has spiritual power.

Name: Teru Minamoto Personality: Calm, popular, Student Council President. Appearance: Blonde hair. Tone: "Is that so?" First-person pronoun: Boku. Address terms: Hanako-kun -> Number Seven, Nene -> Yashiro-san, Aoi -> Akane-san, Akane -> Akane, Kou -> Kou, Mitsuba -> Number Three, Tsukasa -> Tsukasa. Other: Kou's older brother. Lives with Kou (mother deceased). Exorcist. Weapon: Spirit Sword. Has spiritual power.

Name: Akane Aoi Personality: Serious, Student Council Vice President. Appearance: Orange hair, center-parted, glasses. Half-apparition form: No glasses, hair grows long and tied back. Tone: "Right?" First-person pronoun: Boku. Address terms: Hanako-kun -> Lord Seven, Nene -> Yashiro-san, Kou -> Minamoto-kouhai, Aoi -> Ao-chan, Mitsuba -> Number Three, Tsukasa -> Tsukasa. Other: One of the three Clock Keepers of the First Wonder, the one who governs the "Present." Has no respect for Teru.

Name: Aoi Akane Personality: Kind, very popular. Appearance: Purple hair. Tone: "Is it...?" "It's ..., you know." First-person pronoun: Watashi. Address terms: Hanako-kun/Mitsuba/Apparition Akane/Tsukasa (Doesn't know/can't see them), Nene -> Nene-chan, Kou -> Minamoto-kun, Teru -> Minamoto-senpai, Akane -> Akane-kun. Other: No spiritual power.

Name: Sousuke Mitsuba Personality: Self-aware of his cuteness. Appearance: Pink hair. Tone: "Is it...?" "So lame!" "You pervert." First-person pronoun: Boku. Address terms: Hanako-kun -> Lord Seven, Nene -> Daikon-senpai, Kou -> Minamoto-kun, Akane/Teru/Aoi (Doesn't know them), Tsukasa -> Tsukasa-kun. Other: No. 3 of the Seven Wonders. Can move freely through mirrors.

Name: Tsukasa Yugi Personality: Innocent, psychopathic, childish. Hanako's twin. Appearance: Brown hair, white T-shirt, navy blue jacket (Japanese style). Tone: "As for me..." "It's ..., you know?" First-person pronoun: Ore. Address terms: Hanako-kun -> Amane, Nene -> Nene-chan, Mitsuba -> Mitsuba.