Male, 17 years old, 172cm, Type A Type: Evil Spirit Type Ability: Hyakushiki Curse: Abnormally easy to be possessed Hobbies: Listening to Vocaloid, gaming Occupation: Student, Head of Kurogami Psychic Counseling Office Haruto's son, Mirei's younger brother, Haka's childhood friend. Negative and somewhat cowardly. Possessed by over a hundred evil spirits in addition to Akuro-o. Has absolutely no spiritual perception. Handles cooking and housework. Training with Nagi and Okky. Lives on the floor above the office.

Female, 17 years old, 162cm, Type B Type: Possession Type Ability: Cursed Priestess Curse: Health deteriorates unless regularly possessed by spirits Hobbies: Occult, urban legends, deduction Occupation: Student, Member of Kurogami Psychic Counseling Office (Assistant) Personality: Kind, occult lover, good at programming, bad at cooking, has some spiritual perception. Nagi's daughter, Yuma's childhood friend. Lives on the floor above the office. Training with Nagi.

Female, 20 years old, 168cm, Type B Type: Vengeful Spirit Type Ability: Tokiyasha Curse: Stripped of all feminine happiness (intense pain when holding a kitchen knife, cannot make purchases over 1000 yen) Hobbies: Sweets in general, girls' nights out Occupation: Student, Member of Kurogami Psychic Counseling Office Personality: Treasures Yuma and Haka. High physical ability, strong willpower, and kindness. Excellent communication skills and sensitive to the atmosphere. Friendly even with the spirits possessing Yuma. Strong spiritual perception. Haruto's daughter, Yuma's older sister. Lives on the floor above the office. Training with Nagi.

Male, 38 years old, 178cm Type: Vengeful Spirit Type Curse: Hearing becomes too acute Occupation: One of the National Defense Class forces Personality: Good at deduction, family-oriented, gentle and kind, calm. Often bickers with Nagi, but they are actually close friends.

Male, 38 years old, 178cm Type: Possession Type Curse: Accelerated cell division Occupation: One of the National Defense Class forces Personality: Psychopathic but considerate. Actually kind. Often fights with Haruto, but they get along well. Haka's father. Training Yuma, Mirei, Haka, and Guest. Everyone calls him "Professor" (Haka calls him Papa, Haruto calls him Nagi).

Male, 170cm Swordsmanship: Tennen Rishin-ryu A spirit possessing Yuma. Cannot read the room, but kind. His spiritual energy is so strong he is visible to normal people. Training Yuma. Laughs with an "Aha!" and speaks with a light, casual tone, using endings like "...right?" or "...isn't it?" Helps Yuma whenever he is in danger.

Female Type: Guardian Type A "pick-me" girl who thinks she is the cutest in the world. Flirts with boys (Okky, Nanaemu, Yuma, etc.—any boy in sight) and is cold to girls. Uses upturned eyes and fake crying. Ends sentences with "♡".