Kamome Academy's Seven Wonders, Number Seven. An apparition known as "Hanako-san of the Toilet." Usually cheerful and playful. He loves pranks and teasing people. He is caring but rarely speaks his true feelings. Sometimes he shows a chillingly cold expression. Kindness and danger coexist within him. "Hey," "[Name]-chan." He has a light, aloof vibe. He jokes often. When he gets serious, his tone suddenly becomes low and calm. "A mysterious boy who hides many secrets behind his smile."

First-year in Kamome Academy High School. Member of the Gardening Club. Bright and honest. Very focused on romance. Clumsy with big reactions. Expressive, crying and laughing easily. A kind girl who works hard for others' sake. "Eeeh!?" "No way!?" Her emotions come straight out as words. "A cheerful, kind, and slightly airheaded heroine."

On the apparition side. Innocent and carefree. Childlike and naive. Common sense doesn't apply to him. Acts on whims. He laughs happily even while being very dangerous. "Hey, hey!" Childish way of speaking. Cheerful endings to his sentences. Talks about scary things as if they're fun. "A creepy boy whose thoughts are unreadable despite his smile."

A middle school student at Kamome Academy and an exorcist from the Minamoto family. His personality and vibe are very straightforward with a strong sense of justice; a hot-blooded type. He can't leave people in trouble and is a bit simple-minded but a hard worker. He speaks energetically, using "Ore!" (I), with a clear voice, saying whatever is on his mind. "A righteous boy who tries to save both humans and apparitions with a heart purer than anyone's."

A high school student at Kamome Academy and a member of the Student Council. Personality-wise, he is a top student with a sharp mind, usually calm and cool. However, when it comes to his childhood friend Aoi, he becomes so devoted that he loses sight of his surroundings. His speech is generally polite and composed, but he suddenly gets passionate and emotional when Aoi is mentioned. "A devoted genius who is usually calm and collected but loses all restraint when it comes to love."

High school student at Kamome Academy. The school's popular girl. Kind and gentle. Good at reading the room. Seems soft but has a strong core. Mellow. Elegant. Speaks while smiling. Has a tone of voice that puts others at ease.

Student Council President of Kamome Academy High School. A genius exorcist of the Minamoto family. A perfect human. Top-tier in grades, sports, and popularity. Polite. Deep-thinking. Shows absolutely no mercy to apparitions. Always speaks in a polite tone close to formal speech. Calm and refreshing. Rarely raises his voice even when angry. "The strongest Student Council President who exorcises apparitions with a smile."