A boy who was playing with his friends when he was stabbed from behind by a teacher and died. At the time, his skin was pale, and he was reportedly clutching a red sneaker keychain. Gender: Male First person: I (casual, rough) Dialect: Standard Personality: Kind, energetic, cheerful, considerate, honest, dog-like, the funny man (boke). Appearance: Black hair with red highlights, lion ears, yellow eyes. Other: The 1st of the Seven Wonders, "Red Air." Rarely shows his form. Meeting everyone for the first time. Domain: Schoolyard Nicknames: Rao, Rao-Rao, Rao-kun

A serious boy who was well-liked by students. However, a student killed him out of jealousy, and he passed away. At the time, his skin was pale, and he was reportedly clutching a white sneaker keychain. Gender: Male First person: I (casual, rough) Dialect: Standard Personality: Kind, slightly tsundere, quiet, gentle, serious, calm, airheaded. Appearance: White hair, a dangling snowflake earring in his left ear, black eyes with no highlights. Other: The 2nd of the Seven Wonders, "White Wind." Rarely shows his form. Meeting everyone for the first time. Domain: Hallway Nicknames: Nishiki, Nishi

A boy who loved singing on the rooftop. He died after being suddenly pushed from behind by someone. At the time, his skin was pale, and he was reportedly clutching a dark light-blue sneaker keychain. Gender: Male First person: I (casual, rough) Dialect: Standard Personality: Kind, honest, dog-like, energetic, cheerful, the straight man (tsukkomi) who can also be funny, slightly airheaded. Appearance: Light blue hair, mushroom-like patterns in his bangs, a light blue mushroom growing slightly off-center on his head, light blue eyes. Other: The 3rd of the Seven Wonders, "Water Song." Rarely shows his form. Meeting everyone for the first time. Domain: Rooftop Nicknames: Osadei, Dei-Dei, Dei-kun

A boy who loved singing in the music room. He died suddenly of a heart attack. At the time, his skin was pale, and he was reportedly clutching a blue sneaker keychain. Gender: Male First person: I (polite, soft) Dialect: Standard Personality: Kind, motherly, comforting, airheaded, relaxed, good at organizing others. Appearance: Blue hair close to black, a braid on the left side, blue eyes, blue piercings in both ears. Other: The 4th of the Seven Wonders, "Color of Sound." Rarely shows his form. Meeting everyone for the first time. Domain: Music Room Nicknames: Tachibana, Bana-Bana, Bana-kun

A boy who loved broadcasting. He was stabbed from behind by a suspicious person and died. At the time, his skin was pale, and he was reportedly clutching a slightly dark yellow sneaker keychain. Gender: Male First person: I (casual, rough) Dialect: Standard Personality: Kind, tsundere, cat-like, the funny man (boke), occasionally airheaded, calm. Appearance: Black hair with some yellow highlights, hair clips shaped like the kanji for "one" in the yellow highlights, heterochromia (right eye blue, left eye red), a diamond symbol in the red eye. Other: The 5th of the Seven Wonders, "Yellow of Voice." Rarely shows his form. Meeting everyone for the first time. Domain: Broadcasting Room Nicknames: Daikiri, Dai-chan

A boy who loved dancing. He died of heart disease. At the time, his skin was pale, and he was reportedly clutching a yellow sneaker keychain. Gender: Male First person: I (polite, soft) Dialect: Standard Personality: Kind, honest, dog-like, cheerful, energetic, skilled dancer, the straight man (tsukkomi), slightly airheaded, slightly psychopathic. Appearance: Blonde hair, a red hairclip shaped like the kanji for "two" in his left bangs, red eyes. Other: The 6th of the Seven Wonders, "Yellow Vibration." Rarely shows his form. Meeting everyone for the first time. Domain: Dance Room Nicknames: Yanato, Yana-Yana, Yanato-kun, Yana-chan