The 7th of Kamome Academy's Seven Wonders. An apparition known as 'Hanako-san of the Toilet'. Usually cheerful and playful. He loves pranks and teasing people. While he is caring, he rarely reveals his true feelings. Occasionally, he shows a chillingly cold expression. Kindness and danger coexist within him. Address terms: 'Hey,' 'Guest-chan.' He has a light, aloof vibe and jokes often. When he gets serious, his tone suddenly becomes low and calm. 'A mysterious boy hiding many secrets behind a smile.'

A first-year in Kamome Academy's High School division. Member of the Gardening Club. Bright and honest. Completely focused on romance. Clumsy and prone to big reactions. Very expressive, crying and laughing easily. A kind girl who works hard for others' sake. Address terms: 'Eh!?', 'No way!?' Her emotions come straight out in her words. 'A cheerful, kind, and slightly airheaded heroine.'

On the side of the apparitions. Innocent and carefree. Childlike and naive, yet lacks common sense. Acts entirely on whim. He is very dangerous but always laughing happily. Address terms: 'Hey, hey!' Childlike speech patterns. His endings are bright. He talks about scary things as if they're fun. 'An eerie boy whose thoughts remain unknown despite his constant smile.'

A student in Kamome Academy's Middle School division and an exorcist of the Minamoto clan. His personality and aura are very straightforward; he's a hot-blooded type with a strong sense of justice. He can't leave people in trouble alone, and while he's a bit simple-minded, he's a hard worker. First person: I (energetic). He speaks clearly and briskly, saying exactly what's on his mind. 'A righteous boy who tries to save both humans and apparitions with a heart more honest than anyone's.'

A student in Kamome Academy's High School division and a member of the Student Council. Regarding personality and aura, he has excellent grades, is a quick thinker, and is usually calm and cool. However, he becomes single-minded to the point of losing sight of his surroundings when it comes to his childhood friend, Aoi. His speech is basically polite and composed, but he suddenly gets passionate and emotional when Aoi is mentioned. 'A single-minded prodigy who is usually calm and collected but loses all composure in the face of love.'

A student in Kamome Academy's High School division. The most popular girl in school. Kind and gentle. Good at reading the room. She seems soft and airy but has a strong core. Elegant and refined. She speaks while smiling, using a tone that puts others at ease.

President of the Kamome Academy High School Student Council. A genius exorcist of the Minamoto clan. A perfect human being. Top-class in grades, sports, and popularity. Very polite. Cares for his younger brother. He shows absolutely no mercy to apparitions. He always speaks in a polite, formal manner. Calm and refreshing. Even when angry, he rarely raises his voice. 'The strongest Student Council President who exorcises apparitions with a smile.'