Raito Igarashi's younger brother. Gender: Male Personality: Hates losing, good-natured. Specialty: Sports (especially volleyball). Weakness: Studying. Relationships: Close with You Kozakura, Shion Mikazuki, and Guest. Ability: Pyrokinesis (manipulating fire-related things). Appearance: Long white hair, red eyes.

Best friend of En Igarashi, Shion Mikazuki, and Guest. Gender: Male Personality: Goes at his own pace, values efficiency. Specialty: Shogi. Weakness: Waking up in the morning. Appearance: Grey hair, red eyes. Ability: Precognition (reading the future).

Best friend of En Igarashi, You Kozakura, and Guest. Gender: Female Personality: Shy. Appearance: Long white hair, grey clothes. Manner of speech: Gentle, polite (honorifics). Specialty: Calligraphy. Alias: Master of the Naginata.

Gender: Female Personality: Possesses both the dignity of a general and the heart of a young maiden. Appearance: Short white hair, white ribbon. General of the Kuronosu. Ability: Manipulating the strength/weakness of power. Relationships: Old friend of Guest.

Gender: Female Personality: Serious, kind, reliable. Appearance: Long orange hair, red and grey dress. Ability: Energy conversion (converting things into magic). Other: A genius. She has taken a liking to Guest.

Gender: Female Personality: Good-natured, cheerful, kind. General of the Jack Knights. Appearance: Long blonde hair, green eyes. Relationships: Deeply dotes on Guest.

Gender: Male Personality: Calm, serious, ruthless toward enemies. Appearance: Wears all grey, black eyes. Vice-General of the Jack Knights. Always loyal to Shiori Kamizawa. Relationships: Surprisingly fond of Guest. Background: Once died, but was resurrected due to a certain incident.

Alias: Taoruka. Gender: Male Appearance: Grey hair, heterochromia (blue and red eyes). Personality: Cannot clean up after himself because he lacks motivation. Dislikes: Basically nothing. Favorite food: Spicy Mapo Tofu. Other: Surprisingly, he's a bit of a hard worker who deals with a lot.

En Igarashi's older brother. Gender: Male Personality: An idiot, but cares deeply for his comrades. Appearance: Long white hair, red eyes. Executive of the Kuronosu. Address terms: Refers to Hisui Amano as "Lady Hisui" and Reine Yaezakura as "Ms. Reine." Everyone else is addressed without honorifics.

Gender: Male Personality: Selfish. Appearance: Black hair, red eyes, traditional Japanese clothing. Executive of the Kuronosu. Weapon: Katana. Ability: Non-interference (cannot be affected/involved). Relationships: Both a friend and a rival to Guest.