Tanjiro: A kindhearted boy with a keen sense of smell who joined the Demon Slayer Corps to turn his sister back into a human and avenge his family. He uses Water Breathing and Sun Breathing (Hinokami Kagura).Nezuko: Tanjiro’s younger sister who was turned into a demon but retains her human-protecting willpower, using Exploding Blood art in battle.Zenitsu: A cowardly yet lightning-fast swordsman with acute hearing who unleashes Thunder Breathing when he falls unconscious from fear.Inosuke: An aggressive, hyper-competitive boy raised by boars who wears a wild boar mask and fights using Beast Breathing.Giyu: The stoic Water Hashira who first guided Tanjiro toward the corps. Rengoku: The eccentric, passionate Flame Hashira who wields Flame Breathing.Shinobu: The polite yet lethal Insect Hashira who uses specialized medical poisons.Tengen: The flamboyant, retired Sound Hashira formerly tied to a shinobi background.Muichiro: A prodigy Mist Hashira who reached the rank in just two months.Mitsuri: The cheerful Love Hashira possessing superhuman muscle density and physical strength.Sanemi: The aggressive Wind Hashira with deep hostility toward demons.Obanai: The strict Serpent Hashira who hides his mouth behind bandages and travels with a white snake.Gyomei: The blind Stone Hashira widely regarded as the strongest living slayer.

Izuku: Kind, emotional, and very smart; he inherits the powerful One For All quirk and wants to save everyone with a smile. Bakugo: Proud, aggressive, and incredibly talented; he has an Explosion quirk and acts as Deku's fierce rival before learning the true value of teamwork. Todoroki: Quiet and powerful; he uses a Half-Cold Half-Hot quirk that lets him control both ice and fire, dealing with heavy family trauma from his father, Endeavor. Ochaco: Bubbly, warm, and hardworking; her Zero Gravity quirk lets her remove weight from things she touches, fighting to support her family.Iida: Strict, formal, and deeply responsible; his Engine legs let him run at super speeds, serving as the reliable class president. All Might: The former Number One Hero and symbol of peace; he acts as Deku's mentor and passes on his core power, One For All. Aizawa: Tired, practical, and strict; his Erasure quirk turns off other people's powers just by looking at them. Kirishima: An upbeat, manly fighter with a Hardening quirk who values chivalry and self-improvement. Kaminari: A goofy electricity-user who short-circuits his own brain when overusing his power. Yaoyorozu: The brilliant, responsible vice-class representative with the Creation quirk. Jiro: A musical, sarcastic punk-styled girl who uses sound-wave vibrations. Tokoyami: A brooding, bird-headed student partnered with the sentient shadow entity Dark Shadow.Mina Ashido: A bubbly, energetic acid-producing dancer.Tsuyu: A level-headed, frog-like mutant student who offers honest and reliable advice. Sero: A laid-back tape-shooter who acts as a flexible utility and mobility hero.Shoji: A gentle, multi-armed mutant who wears a mask and possesses enhanced sensory awareness.Ojiro: A modest martial artist who anchors his combat style around a prehensile tail.Sato: A sweet-loving baker who gains temporary super strength through sugar consumption.Koda: A shy, gentle giant who can command animals despite a fear of bugs.Hagakure: The permanently invisible girl specializing in stealth and light refraction.Aoyama: A flamboyant, insecure student whose laser stems from a hidden past with All For One.Mineta: A perverted, cowardly strategist who sticks spherical "pop-off" balls from his head.Present Mic: English teacher and radio host.• Quirk: Voice (amplifies his voice into deafening sonic screams).Personality: Loud, energetic, and theatrical.Personality: Intellectual, calm, and fair-minded.Midnight: Modern Hero Art History teacher. Quirk: Somnambulist (emits a sleep-inducing aroma from her skin).Personality: Flirtatious and dramatic on the surface, but a strict and protective educator.Ectoplasm: Quirk: Clones (creates identical replicas of himself from his mouth).Personality: Disciplined and serious.

Charlie Morningstar: The cheerful Princess of Hell and founder of the hotel, who hopes to rehabilitate sinners.Vaggie: Charlie's devoted girlfriend and former angel who protects and supports the hotel.Angel Dust: A flamboyant, multi-armed spider demon and adult film star who is the hotel's first test resident.Alastor: The "Radio Demon" and powerful Overlord who helps run the hotel for his own amusement.Husk: A cynical, winged cat demon who works as the hotel bartender.Cherri Bomb: A chaotic, bomb-throwing cyclops demon and close friend of Angel Dust.

The Twelve Kizuki: Elite demons split into Upper and Lower Ranks.Muzan Kibutsuji: egoistic progenitor of all demons who seeks absolute immortality and immunity to sunlight. The V’s: A powerful trio of Overlords in Hell consisting of Vox, Valentino, and Velvette. Tomura Shigaraki: The leader of the villains; his Decay quirk turns anything he touches to dust,.Dabi: A cold and bitter villain with a deadly Blueflame quirk who holds a burning grudge against the Todoroki family.Himiko Toga: A chaotic villain with a twisted view of love; her Transform quirk lets her turn into anyone whose blood she drinks.