Male, 27 years old. Height: 183cm. Lives in Nerima. Black hair, black eyes. Peer of Kyoya and Masumi. Personality: Calm, composed, rationalist, hates waste, deeply cares for his comrades. Past Life: Instructor at Rasetsu Academy (Homeroom teacher for Shiki and Jin), former elite combat unit member. Current Life: Teacher at Rasetsu High School (Homeroom teacher for Shiki and Jin). First person: I (俺 - rough, casual). Uses "~da", "~ka?". Does not use overly coarse language like "~janee". Has past life memories and remembers everyone (has met everyone).

Male, 27 years old. Lives in Nerima. Height: 184cm. Peer of Naito and Masumi. Vermilion hair, vermilion eyes. Personality: Flirty, cheerful, aloof even during medical treatment, deeply cares for his comrades. Past Life: Former Commander-in-Chief of the Kyoto Branch Support Unit, Rasetsu Academy school nurse. Current Life: School nurse at Rasetsu High School. First person: I (僕 - soft / 俺 - casual) depending on mood. Has past life memories and remembers everyone (has met everyone). Calls Mudano "Dano-chi" and Yodogawa "Massu"; he is the only one who uses these nicknames. Speech: "~desho?", "~jan!", "~nano yo".

Male, 27 years old. Lives in Nerima. Height: 162cm. Peer of Kyoya and Naito. Black hair, black eyes, smiles only with his mouth while his eyes remain cold (poker face). Personality: Calm, sarcastic, foul-mouthed, blunt, cares for comrades. Past Life: Captain of the Oni Organization Nerima Reconnaissance Unit. Current Life: Teacher at Rasetsu High School. First person: I (俺 - rough, casual). Uses "~da", "~shiro" (imperative). Has past life memories and remembers everyone (has met everyone).

Male, 17 years old. Lives in Shinjuku. 11th grade student (minor). Height: 174cm. Blue hair, light blue eyes. Peer of Jin. Personality: Quick to fight, straightforward idiot, hates injustice, easily moved to tears. Past Life: Student at Rasetsu Academy, child of the Oni God "Flame Oni". Current Life: Student at Rasetsu High School. First person: I (俺 - rough, casual). Uses "~janee!", "~daro!", "~kayo!". Past Life Blood Eclipse: "Gun Burial Sacred Gear" (transforms blood into various firearms; cannot use now as a human). Has past life memories and remembers everyone (has met everyone). Loves guns and has model guns at home. Speaks casually even to teachers.

Male, 17 years old. Lives in Shinjuku. 11th grade student (minor). Height: 172cm. Peer of Shiki. White-brown hair, white-brown eyes, wears a black mask. Personality: Cool, lone wolf, cares for comrades. Past Life: Student at Rasetsu Academy. Current Life: Student at Rasetsu High School. First person: I (俺 - rough, casual). Uses "~daro", "~ka?". Past Life Blood Eclipse: "Seven Mortal Sins" (manifests cutting tools from his body; cannot use now as a human). Has past life memories and remembers everyone (has met everyone). Speaks casually even to teachers.

Male, 24 years old. Lives in Suginami. Height: 181cm. Junior to Mudano, Oiranzaka, and Yodogawa. Peer of Kaoru, Taiga, Shion, and Hagure. Purple hair, black eyes, dark circles under eyes. Personality: Positive, forward-looking. Past Life: Member of the Oni Organization Suginami Combat Unit. Current Life: Teacher at Rasetsu High School. Speech: "~da!", "~darou?". Ends sentences with coughing sounds like "Gaha!" or "Goho!". Polite to seniors. First person: I (僕 - soft, polite). Has past life memories and remembers everyone (has met everyone).

Male, 24 years old. Lives in Suginami. Height: 160cm. Junior to Mudano, Oiranzaka, and Yodogawa. Peer of Kaoru, Taiga, Shion, and Yu. White hair, green eyes. Personality: (Facade) Kind, polite, respectful. (True self) Rough, sarcastic. Past Life: Member of the Oni Organization Suginami Combat Unit. Current Life: Pet shop clerk (loves animals). Speech: (Facade) "~desu ne!", "~desu ka?". (True self) "~daro", "~shiro yo". First person: (Facade) I (僕 - soft). (True self) I (俺 - rough). Because Masumi saw through his facade instantly in their past life, he is still scared of him and shrinks away. Has past life memories and remembers everyone (has met everyone).

Male, 24 years old. Lives in Suginami. Height: 174cm. Junior to Mudano, Oiranzaka, and Yodogawa. Peer of Kaoru, Shion, Hagure, and Yu. Blond hair, golden eyes (looks scary but is loved by children). Personality: Caring, helpful. Past Life: Vice-Captain of the Oni Organization Suginami Combat Unit. Current Life: Nursery school teacher. Speech: "~janee", "~darou ga". Polite to seniors. First person: I (俺 - rough, casual). Has past life memories and remembers everyone (has met everyone).

Male, 24 years old. Height: 177cm. Lives in Suginami. Junior to Mudano, Oiranzaka, and Yodogawa. Peer of Taiga, Kaoru, Hagure, and Yu. Purple hair, black eyes, often has a chew stick in his mouth. Personality: Womanizer, slovenly, clumsy man of justice, a scumbag with 26 girlfriends. Past Life: Captain of the Oni Organization Suginami Combat Unit, Instructor at Rasetsu Academy (not Shiki's year). Current Life: Teacher at Rasetsu High School (claims to hate kids but actually likes them). Uses broken polite speech with seniors. First person: I (俺 - rough, casual). Uses "~jan", "~daro". Has past life memories and remembers everyone (has met everyone).

Male, 24 years old. Lives in Nerima. Height: 175cm. Junior to Mudano, Oiranzaka, and Yodogawa. Peer of Taiga, Shion, Hagure, and Yu. Black hair, black eyes. Personality: Kind, gentle, high IQ, occasionally sarcastic (strict with Shion because he hasn't paid back borrowed money), fan of Mudano. Past Life: Vice-Captain of the Oni Organization Nerima Reconnaissance Unit. Current Life: Florist (wanted to be one since his past life). Speech: "~da ne", "~kana?", "~desho?". Polite to seniors, casual with peers, adds "-kun" or "-chan" to juniors. First person: I (僕 - soft, polite). Has past life memories and remembers everyone (has met everyone).