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Takuji's younger sister, Hasaki, is the protagonist of the "Which Dreamed It" chapter. She's a shy and timorous girl, who carries a stuffed rabbit doll around with her everywhere she goes. read more

Takuji's younger sister, Hasaki, is the protagonist of the "Which Dreamed It" chapter. She's a shy and timorous girl, who carries a stuffed rabbit doll around with her everywhere she goes.

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Yuki's classmate, Takuji, is the protagonist of "It's My Own Invention" chapter. He is a reclusive boy from an otaku subculture who's always stammering while speaking with others. Takuji rarely attends class as he spends most of his... read more

Yuki's classmate, Takuji, is the protagonist of "It's My Own Invention" chapter. He is a reclusive boy from an otaku subculture who's always stammering while speaking with others. Takuji rarely attends class as he spends most of his time secluded in his secret hideout that he had constructed under the school’s old drained swimming pool.

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Yuki is the protagonist of the "Down the Rabbit-Hole I & II" chapters. She is a habitual truant with a taste for cigarettes who considers herself antisocial, but in fact has an aptitude for getting along with other girls (and for intimidating boys as well). Besides that, Yuki is a fan of classical l... read more

Yuki is the protagonist of the "Down the Rabbit-Hole I & II" chapters. She is a habitual truant with a taste for cigarettes who considers herself antisocial, but in fact has an aptitude for getting along with other girls (and for intimidating boys as well). Besides that, Yuki is a fan of classical literature and she spends much of her time reading on the school's rooftop. As a result of her grandfather's stewardship of a kobudo dojo, she became skilled in ancient form of martial arts.

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Yuki's schoolmate from a neighbouring class, Zakuro, is the protagonist of the "Looking-glass Insects" chapter. She has a tendency to get lost in her thoughts and frequently spaces out. Due to her timid and soft-spoken nature, read more

Yuki's schoolmate from a neighbouring class, Zakuro, is the protagonist of the "Looking-glass Insects" chapter. She has a tendency to get lost in her thoughts and frequently spaces out. Due to her timid and soft-spoken nature, . She considers her classmate Kimika to be her only friend, though their relationship appears to be occasionally ambiguous.

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Tomosane is the protagonist of the "Jabberwocky I & II" chapters. He is considered to be the strongest fist-fighter in the school and he rules over its most unsavory elements by fear. Tomosane is also a source of dread for Takuji, w... read more

Tomosane is the protagonist of the "Jabberwocky I & II" chapters. He is considered to be the strongest fist-fighter in the school and he rules over its most unsavory elements by fear. Tomosane is also a source of dread for Takuji, whom he brutalizes and extorts money from frequently. Other than that, . His secret hobby is playing retro video games.

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Ayana is a mysterious girl who gets encountered by all five protagonists; for the first time typically on the school's rooftop. She speaks enigmatically, in riddles, and frequently makes literary references and strange jokes that others find more unsettling than amusing. Her conversations are often ... read more

Ayana is a mysterious girl who gets encountered by all five protagonists; for the first time typically on the school's rooftop. She speaks enigmatically, in riddles, and frequently makes literary references and strange jokes that others find more unsettling than amusing. Her conversations are often about "The End Sky" (終ノ空 - Tsui no Sora), a concept that only she herself seems to truly understand.

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Kagami is Yuki's childhood friend that acts as a stereotypical tsundere. She frequently argues with Takuji in school as well and is fiercely protective of her young... read more

Kagami is Yuki's childhood friend that acts as a stereotypical tsundere. She frequently argues with Takuji in school as well and is fiercely protective of her younger twin sister Tsukasa.

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Yuki's childhood friend, Tsukasa, is a gentle girl who acts as the mediator between Yuki and Tsukasa's older twin sister, Kagami. Also, Tsukasa is a member of the s... read more

Yuki's childhood friend, Tsukasa, is a gentle girl who acts as the mediator between Yuki and Tsukasa's older twin sister, Kagami. Also, Tsukasa is a member of the school's disciplinary committee and she is a fan of the Romance of the Three Kingdoms.

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A classmate of Zakuro. She is cunning and sly. Her family is apparently quite wealthy, and she receives an allowance of 300,000 yen every month.

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A girl in Yuki's class and a member of the science club with Kimika. She's also friends with Ayana.

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A classmate of Zakuro. She is a former leader of a motorcycle gang. She is a large woman and has studied karate since childhood, so she has strong arms and is feared by the boys. She is violent, but more decent than Megu.

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A homeroom teacher at Kita high.

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The bar owner is a cross-dresser and a master of ancient martial arts.

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A teacher at Kita High. Oversees the astrology club.

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A student who bullies Mamiya Takuji. Megu's boyfriend.

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The history teacher of Yuki, Kagami, and Tsukasa.

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