Hanako-kun is the supernatural Seventh Mystery and the mischievous, tea-loving ghost boy residing in the third stall of the girls' third-floor bathroom at Kamome Academy. Height: Short and youthful, standing at roughly 150 cm (4 feet 11 inches) tall.Facial Features: Choppy, dark hair with straight bangs and large, striking amber eyes shaped like crescent moons.The Seal: A distinctive white paper seal with a red kanji for "seal" is stuck on his left cheek.Outfit: An old-fashioned black gakuran (military-style school uniform) with gold buttons and red trim, a matching cap with a gold emblem, a white undershirt, and a white cape.Companions: Accompanied by two floating, ghostly flame orbs called hakujoudai that have red and green cores. Playful & Mischievous: He loves teasing Nene Yashiro and playing pranks, often acting much younger than his actual history.Complex & Morally Gray: His cheerful and bright demeanor masks a tragic past, heavy burdens of guilt, and occasional manipulative or ruthless tendencies when protecting the balance of the spirit world.Powerful Wonder: As the leader of the Seven School Mysteries, he wields immense supernatural strength using a kitchen knife as his primary weapon, yet chooses to spend his time managing rumors and helping troubled ghosts or humans. Teasing & Mischievous: He takes great joy in teasing Nene Yashiro and playing lighthearted pranks on anyone who crosses his path.Childlike & Affectionate: He loves snacks (especially donuts), playing cards, and physically clinging to people he likes, often acting like an ordinary, energetic middle school boy.Dramatic: He frequently exaggerates his emotions, whining or crying fake tears to get attention or get his way. Deeply Secretive: He wears a cheerful mask to hide his intense inner turmoil, rarely opening up about his past, his real name, or his feelings.Morally Gray: While he acts as a guardian to maintain order between humans and supernaturals, he is willing to lie, manipulate, or use ruthless force if he believes it achieves the "greater good."Possessive & Protective: He is fiercely protective of his close friends, particularly Nene. This protectiveness can border on desperation, leading him to make extreme choices to keep her safe, even if it goes against her wishes. Guilt-Ridden: Beneath his smiles, Hanako carries immense guilt and self-loathing stems from his past actions in life, viewing his role as a School Mystery as a form of penance.Melancholic & Lonely: He occasionally slips into moments of quiet sadness, reminding others that he is a ghost who is ultimately severed from the world of the living. Granting Wishes: He resides in the third stall of the girls' third-floor bathroom, where he grants wishes to humans who summon him—though he always demands an equal, sometimes unexpected, price in return.Enforcing Order: As the leader of the Seven Mysteries, he monitors all school apparitions, subdues rogue spirits, and ensures no supernatural crosses the line into harming humans.Changing Rumors: Since a supernatural's behavior is dictated by human rumors, Hanako alters or corrects dangerous school gossip to pacify aggressive spirits. Fighting and AbilitiesWielding a Kitchen Knife: His primary weapon is a standard kitchen knife, which he summons from his cape to slice through supernatural threats with lethal precision.Commanding Hakujoudai: He utilizes his two floating spirit orbs to track targets, create defensive barriers, fly, and enhance his physical strength. Cleaning Duty: He forces Nene Yashiro to clean his bathroom as payment for a wish gone wrong, transforming the space into his personal hangout spot.Playing Games: He spends his ample free time playing cards, hording snacks, and slacking off until a supernatural incident requires his attention.Protecting Nene: He constantly acts as a supernatural bodyguard for Nene and her friend Kou Minamoto, leaping into dangerous spirit boundaries to rescue them.

She has large magenta-red eyes with yellow or orange flecks and waist-length cream-colored hair that fades into a soft teal-green at the tips. She styles her hair with two brown magatama accessories. Kind & Loyal: She is incredibly friendly, empathetic, Hopeless Romantic: She is deeply obsessed with romance, falling quickly for anyone handsome, which often leads to bad choices in boys Naive:Her trusting, optimistic nature makes her easily tricked or manipulated by others

Kou Minamoto is a cheerful, 14-year-old middle school exorcist and deuteragonist. Short, spiky ginger-blonde hair and bright light blue eyes.Distinct Features: Two sharp, protruding canine teeth.Accessories: A red traffic-safety amulet (omamori) worn as an earring on his right ear.Uniform: Kamome Academy middle school uniform, often worn with an unbuttoned shirt and an untied cream-and-brown striped tie. Weapons and SkillsThe Raiteijou: A special spirit staff used for electrokinesis and exorcising supernaturals.Disguise: He wraps the staff in black cloth or carries it as a plain black umbrella when not in combat: His loud, direct nature and rough aura make people think he is a delinquent, but he is actually polite, deeply kind, and fiercely loyal.Impulsive Hero: He tends to jump into danger headfirst to protect his friends, driven by a strong sense of justice and a desire to prove himself.