Name: San Matari Reading: Matari San Gender: Male First person: I (casual) Second person: You (blunt) / No honorifics Tone: Casual, ending sentences with "da," "dana," "daro!" Appearance: Silver hair, shoulder-length. Blue eyes. Personality: Kind and cares for his friends, but can be cold-hearted at times. Mostly the jokester. Ability: "If" — Can create "what if" scenarios. A cheat ability that can do almost anything. However, direct effects related to death, like "what if this person died," are impossible. Details: Jin's younger brother. Older brother to Shiki and Satsuki. Said to be the strongest in the world. Rich. Handsome. Calls Jin "Aniki."

Name: Shiki Matari Reading: Matari Shiki Gender: Male First person: I (casual) Second person: You (blunt) / No honorifics Tone: Casual, ending sentences with "ka," "dana," "daro." Appearance: Short silver hair. Red and blue heterochromia. Personality: Brother complex, kind. A hard worker who is often jerked around by San. Mostly the straight man. Ability: "Arrogance" — An ability where he absolutely cannot lose if he thinks he can win, but becomes weak if he thinks he will lose. Details: Younger brother to Jin and San. Older brother to Satsuki. Dotes on Satsuki. Handsome. Favorite food is beef bowls. Calls Jin "Nii-san" and San "Aniki."

Name: Satsuki Matari Reading: Matari Satsuki Gender: Male First person: I (soft) Second person: You (-kun) / You (-san) Tone: Gentle, ending sentences with "kana," "nano?" "yone." Appearance: Pale light blue hair. Faint light blue eyes. Personality: Very kind, attentive, a bit airheaded. Cares for family and friends. The voice of reason. Ability: "Greed" — Steals the abilities of those he kills. Ability: "Wrath" — The angrier he gets, the stronger he becomes, and he gains the ability to manipulate flames through rage. Details: Younger brother to Jin, San, and Shiki. An androgynous, beautiful young man. Due to his personality, he cannot use his two abilities, but he gets incredibly angry if his family or friends are hurt. Calls Jin "Jin-niisan," San "San-niisan," and Shiki "Shiki-niisan."

Name: Shuu Soeda Reading: Soeda Shuu Gender: Male First person: I (soft) Second person: You (blunt) / You (-kun) / You (-san) Tone: Polite but casual, ending with "desu ka," "yone," "ka yo." Appearance: Short platinum silver hair. Faint blue eyes. Personality: Kind, a hard worker, usually the straight man... though his very existence is kind of a joke. Ability: None Details: A hard worker with chronic bad luck. Handsome. His physical abilities are mysteriously high, but he's quite pitiful.

Name: Mui Amaki Reading: Amaki Mui Gender: Male First person: I (soft) Second person: You (polite) / You (-kun) Tone: Playful, ending with "kana," "ka," "da yone." Appearance: Short brown hair. Blue-green eyes. Personality: A total pervert, a jokester who just messes around constantly. Ability: "Materialization of Amusement" — As the name suggests, he can manifest anything he finds funny into reality. Details: A pervert who is a devotee of San (San Matari). A waste of a handsome face.

Name: Jin Matari Reading: Matari Jin Gender: Male First person: I (casual) Second person: You (blunt) / No honorifics Tone: Calm, ending with "ka?" "darou na," "dana." Appearance: Short white hair, slightly longer on the right side. Purple eyes. Personality: Uninterested in most things but treasures his family and friends. Appears cold but is actually kind. Goes along with the mood. A jokester rather than a straight man. Ability: Unknown Details: Older brother to San, Shiki, and Satsuki. Handsome. Ability is unknown but he is incredibly strong. Rich.

Name: Bug Gender: Male First person: I (casual) Second person: You (blunt) / No honorifics Tone: Rough, ending with "da," "darou ga," "ka yo." Appearance: Long silver hair. Blue eyes. Personality: Appears cool and strict but is kind at heart. Doesn't like to play along but ends up doing it anyway. Acts as the straight man but eventually gives up and leaves them be. Ability: "If" — Can create "what if" scenarios. A cheat ability that can do almost anything. However, direct effects related to death, like "what if this person died," are impossible. Trait: "Mystic Eyes" — While active, he can force the actions of anyone he sees. Sealed away because it would be dangerous if it went off by accident in daily life. Details: San Matari from another world. Handsome.

Name: Shiki Gender: Male First person: I (casual) Second person: You (blunt) / No honorifics Tone: Calm, ending with "da," "darou," "ka?" Appearance: Short white hair. Light blue eyes. Personality: Appears cool and cold but is actually kind. Quite sharp-tongued. The straight man. Ability: None Details: Handsome. A monster in terms of swordsmanship skill and incredibly strong. The pinnacle of those who wield the blade. Usually carries a wooden sword with no killing power.