Zenitsu Agatsuma

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Former flame Hashira of the demon slayer corps.
• Appearance: Tall and muscular build, with long, golden-yellow hair featuring dark red tips, bold arched eyebrows, and golden-yellow/red eyes.
• Personality: Charismatic, optimistic, loud, and fiercely dedicated to protecting others, guided by his late mother's teachings that those born with strong abilities must protect the weak.
• Abilities: A master swordsman who independently learned Flame Breathing (mastering all nine forms) from a three-volume family guidebook after his father stopped training him. He wields a red, flame-patterned Nichirin katana.
• Family: Eldest son of Shinjuro Rengoku (former Flame Hashira) and Ruka Rengoku, and older brother to Senjuro Rengoku.
• Fate: Played a pivotal role during the Mugen Train Arc, where he fought and died defending passengers and fellow slayers against the Upper Rank Three demon, Akaza.

• Role: Former Sound Hashira (Sound Pillar) of the Demon Slayer Corps and a former shinobi (ninja).
• Alias: Self-proclaimed "God of Festivities" or "God of Flashiness".
• Physical Stats: 198 cm (6'6") tall, muscular build, white hair, maroon/fuchsia eyes, and multiple ear piercings.
• Family: Married to three kunai (female ninja) wives: Makio, Suma, and Hinatsuru.

Personality

• Flamboyant: He is loud, boastful, and obsessed with everything being "flashy" or "flamboyant".
• Protective: Beneath his eccentric exterior, he cares deeply about human lives and protects his allies and wives above all else, rejecting the cold, disposable ideology of his strict shinobi upbringing.

Abilities & Combat Style

• Sound Breathing: He created and masters Sound Breathing (a branch of Thunder Breathing).
• Weaponry: Wields two large, twin Nichirin Cleavers connected by a chain, supplemented by explosive powder bombs and kunai.
• Physical Traits: Possesses superhuman speed and strength (ranked as the second-fastest Hashira runner), enhanced hearing and echolocation, high poison resistance, and the "Musical Score" technique to read enemy attacks like a rhythm.

Story Arc

• Entertainment District Arc: He leads Tanjiro, Zenitsu, and Inosuke on an undercover mission into the Yoshiwara district. He plays a central role in defeating the Upper-Rank Six demons, Gyutaro and Daki.
• Retirement: After losing his left eye and left hand during the fierce battle, he retires from active Hashira duty.

Serpent Hashira of the demon slayer corps.
• Height & Build: Short stature (162 cm / 5.3 ft) with a lean, muscular build.
• Hair: Straight-edged, raven-black hair of varying lengths, with two short strands hanging between his eyes.
• Eyes (Heterochromia): Almond-shaped and tilted upward; his right eye is yellow (and partially blind) and his left eye is turquoise.
• Facial Scar & Bandages: The lower half of his face is covered in white bandages to hide a wide, snake-like smile (his mouth was forcibly slit from the corners to his ears when he was 12 years old).
• Attire: Wears a standard black Demon Slayer uniform paired with a black-and-white striped haori, and is constantly accompanied by his white pet snake, Kaburamaru, wrapped around his shoulders or neck.

Personality

• Cynical & Strict: He has a harsh, skeptical, and demanding attitude, often criticizing new recruits and looking down on those he views as weak.
• Deep Affection for Mitsuri: He is deeply and romantically devoted to Mitsuri Kanroji (the Love Hashira), treating her with rare gentleness, writing her letters, cooking for her, and gifting her striped socks.
• Self-Loathing: Haunted by his family's dark past and the belief that his bloodline is "filthy," he carries a tragic, self-sacrificing drive into battle.

Abilities & Combat Style

• Serpent Breathing (Hebi no Kokyū): A breathing style he created himself (derived from Water Breathing) that mimics the winding, twisting movements of a snake, allowing his uniquely curved, wave-patterned sword to attack from blind spots.
• Demon Slayer Mark: Awakens a snake-like tattoo mark extending from his left arm to his chest during the final battle against Muzan, vastly amplifying his speed and power.
• Kaburamaru's Aid: Due to partial blindness in his right eye, he relies on his white snake Kaburamaru to help read enemy movements and terrain.

Love Hashira of the demon slayer corps.
• Hair & Eyes: Long, pale pink hair that fades into a neon green color halfway down, styled into three thick braids with short bangs framing her face. She has round, light green eyes with long eyelashes and a small mole beneath each eye.
• Outfit: A modified purple-tinted version of the standard Demon Slayer uniform with an unbuttoned chest area, a short pleated skirt instead of hakama pants, a white haori, and striped thigh-high stockings.
• Build & Age: 19 years old, 167 cm (5'6") tall, with an athletic, curvy build and a muscle density eight times that of a normal human.

Personality

• Disposition: Cheerful, affectionate, emotional, and kind-hearted. She constantly praises and swoons over her comrades internally.
• Motivation: Unlike many Hashira driven by revenge or tragedy, she joined the Demon Slayer Corps to find a husband stronger than herself who would accept her natural strength and appetite.
• Appetite: Possesses an enormous metabolism and appetite (comparable to multiple sumo wrestlers).

Abilities & Equipment

• Superhuman Traits: Features muscles eight times denser than average, granting her immense strength, fast speed, and extreme flexibility.
• Love Breathing: She created her own breathing style derived from Flame Breathing (after training under Kyojuro Rengoku), featuring fast, acrobatic, dancer-like strikes.
• Weapon: An ultra-thin, flexible Nichirin Katana shaped like a whip, crafted by Tecchin Tecchikawahara.
• Demon Slayer Mark: Awakens a mark featuring red heart-shaped or teardrop patterns near her clavicle during intense battle.

Water Hashira of the demon slayer corps.
Appearance

• Height & Build: 176 cm (5'9") tall with a lean, muscular build and a pale complexion.
• Hair: Raven-black, choppy, and unevenly cut, worn in a low, messy ponytail at the base of his neck with side-bangs framing his face.
• Eyes: Sharp, deep sapphire-to-lapis-blue irises with navy blue pupils.
• Outfit: The standard Demon Slayer Corps uniform (tinted charcoal-blue or black) paired with a distinct split-pattern haori—one half solid dark-red/carmine, and the other half patterned with green, orange, and yellow squares (matching the legacy of his late friends Sabito and Tsutako).

Personality

• Stoic and Quiet: He rarely shows emotion, speaks little, and often appears distant or aloof.
• Strong Sense of Justice: Despite his cold exterior, he cares deeply about protecting humans and holds a profound moral code.
• Survivor’s Guilt: He struggles with a deep inferiority complex and the heavy emotional weight of losing his sister Tsutako and his close friend Sabito, leading him to wrongly believe he is not worthy of being a Hashira.

Abilities & Combat Style

• Water Breathing Master: He has mastered all standard forms of Water Breathing.
• Eleventh Form: Dead Calm (Negi): A unique, personal defensive technique he created himself that completely neutralizes and blocks incoming attacks within a calm, still field.

Mist Hashira of the demon slayer corps.
• Hair & Eyes: Long, straight black hair that fades into mint green (turquoise) near his waist, paired with large, empty-looking mint-green eyes.
• Stature: Slim, young, and short-statured.
• Uniform: Wears a loose, wide-sleeved Demon Slayer uniform styled similarly to a kimono rather than the standard cuffed jacket.

Personality & Background

• Prodigy: He rose to the rank of Hashira in just two months of training.
• Memory Loss: After a demon attacked his family and killed his twin brother, Yuichiro, Muichiro suffered severe amnesia and a detached, indifferent personality as a coping mechanism. He later recovers his memories during the Swordsmith Village Arc.
• True Meaning of his Name: The "Mu" in his name originally stood for infinity, symbolizing his limitless potential rather than ineffectiveness.

Abilities & Combat Style

• Mist Breathing: A master swordsman who created the seventh form, Obscuring Clouds.

Stone Hashira of the demon slayer corps.
• Build & Height: He is a massive, heavily-muscled giant standing at 220 cm (7'2") and weighing 130 kg (287 lbs), making him the tallest and largest member of the Hashira.
• Eyes & Vision: He is blind with white, pupil-less eyes.
• Scar: He has a long, horizontal scar across his forehead.
• Attire: He wears a standard dark brown Demon Slayer uniform, a green monk's haori with religious kanji, and a large beaded prayer necklace around his neck.

Personality & Demeanor

• Gentle & Pious: Despite his terrifying and imposing appearance, he is soft-spoken, deeply religious, and sensitive.
• Cries Often: He frequently weeps and prays (nenbutsu) over the smallest or most sorrowful things out of profound compassion for all living creatures.
• Stoic & Resilient: He possesses an unshakeable sense of duty, quiet authority, and strict discipline.

Combat & Abilities

• Stone Breathing: He is a master of Stone Breathing and wields a unique weapon consisting of a massive spiked Nichirin flail and axe connected by a long chain rather than a standard sword.
• Superhuman Strength: He achieved Hashira status just two months after picking up a sword, relying on his peak physical power, enhanced hearing.

Wind Hashira of the demon slayer corps.
• Build: Tall, muscular, and slender.
• Hair & Eyes: Short, spiky white hair with large, sharp pale purple/green eyes.
• Scars: His face and body are heavily covered in scars from years of fighting demons.
• Attire: The standard black Demon Slayer uniform with the shirt unbuttoned to show his chest, paired with a white, short-sleeved haori marked with the kanji for "kill" (殺) on the back.

Personality

• Abrasive & Hot-Blooded: He is harsh, aggressive, and quick to anger.
• Deep Hatred for Demons: Driven by the tragic loss of his family, he harbors an intense, unforgiving hatred toward all demons.
• Secretly Protective: Beneath his rough exterior, he deeply cares for his younger brother, Genya, and his fellow comrades.

Abilities & Powers

• Wind Breathing: A master swordsman who uses Wind Breathing-style swordsmanship with nine distinct forms.
• Marechi Blood: He possesses rare, potent blood that intoxicates and disorients demons when they smell or consume it.
• Physical Prowess: Features immense superhuman speed, stamina, endurance, and muscle control capable of closing fatal wounds.

• Title: Insect Hashira of the Demon Slayer Corps
• Age & Build: 18 years old, petite and slender (151 cm tall, weighing 37 kg)
• Features: Large, pupil-less purple eyes and raven-black hair that fades into dark purple at the wavy ends, typically tied in a yakai-maki bun with a white butterfly ornament.
• Attire: Standard Demon Slayer corps uniform paired with a white-and-patterned butterfly-wing haori (which belonged to her late older sister, Kanae).

Combat & Abilities

• Lack of Strength: She is physically too weak to decapitate demons with a standard sword stroke.
• Insect Breathing: She compensates with superhuman speed, nimble acrobatics, and high-level intellect.
• Wisteria Poison: She uses a custom stinger-like Nichirin katana to inject lethal, wisteria-based poisons tailored to kill demons. Her signature forms include Butterfly Dance: Caprice, Dance of the Bee Sting, Dance of the Dragonfly, and Dance of the Centipede.
• Medicine & Pharmacology: She is a master pharmacologist who runs the Butterfly Mansion medical base and helped co-develop the anti-Muzan drug.

Personality

• The Mask: She maintains a gentle, cheerful, and ever-smiling outward demeanor—a trait inherited from her older sister, Kanae.
• Hidden Rage: Beneath her polite exterior lies a deep, burning hatred for demons and a lingering sorrow over the murder of her family and sister, which occasionally reveals a sharp, teasing, or merciless side.

Physical Appearance

• Age & Build: 27 years old (born in 1896, died in 1923), standing at 167 cm (5'6") and weighing 47 kg (104 lbs).
• Features: Striking white hair (worn in a short ponytail with loose front strands), plum-purple or lavender-colored eyes, and fair skin.
• Attire: Traditional Japanese garments, often seen in a salmon-or-orange ombre mofuku kimono with floral patterns, a dark-indigo haori featuring blue butterflies, and a striped obi.

Background & Family

• Origin: Born into a Shinto priestess family (the Himorogi clan).
• Marriage: Arranged to marry Kagaya Ubuyashiki when she was 17 and he was 13. Though Kagaya offered to call off the union, she chose to stay and marry him out of deep devotion.
• Children: Mother to five children (quintuplets): Hinaki, Nichika, Kiriya, Kuina, and Kanata.

Role & Personality

• Personality: Quiet, calm, strict, serious, and dignified, possessing strong emotional control and deep compassion.
• Role in the Corps: She acts as her husband's primary nurse and close confidante—managing his worsening physical condition, relaying orders, and temporarily commanding the Hashira when his illness prevents him from doing so. She also played a direct role in recruiting and saving Muichiro Tokito.

• Appearance: A frail man with pale skin, shoulder-length black hair, and white, sightless eyes. His face is partially disfigured above the jawline due to a genetic condition.
• Personality: Calm, wise, deeply compassionate, and self-sacrificing. He treats every member of the Demon Slayer Corps like his own child.
• The Family Curse: Because the Ubuyashiki family shares blood with the original demon, Muzan Kibutsuji, all male descendants suffer from a debilitating hereditary illness that rots their skin, blinds them, and shortens their lifespans to under 30. Kagaya inherited the leadership at just four years old.
• Abilities: Possesses a soothing 1/f fluctuation voice that calms listeners, exceptional strategic foresight/precognition, and deep extrasensory perception.

Role and Fate

• Leadership: He earned the fierce loyalty and respect of all the Hashira through his empathy and brilliant guidance.

Physical Appearance & Basic Stats

• Age & Height: 16 years old, standing at 180 cm (5'11") and weighing 76 kg.
• Appearance: He has messy black-and-purple hair shaved at the sides, thin eyebrows, and a prominent scar running across his face. He has a tall, muscular build.
• Personality: Initially introduced as foul-mouthed, abrasive, and hot-headed with a "lone wolf" attitude, he softens and becomes more cooperative after fighting alongside Tanjiro Kamado.

Weapons & Fighting Style

• No Breathing Styles: Genya cannot use any standard Breathing Techniques.
• Firearms & Blade: He fights using a dual-wielded Nichirin double-barreled shotgun and a Nichirin wakizashi (short sword). His gun fires special bullets made of scarlet crimson iron sand and scarlet ore that are lethal to demons.
• Repetitive Action: To make up for his lack of breathing skills, he practices a technique taught by the Stone Hashira (Gyomei Himejima), reciting the Amida Sutra to steady his mind and block out pain.

Unique Demonic Abilities

• Demon Consumption: Genya possesses a rare medical condition and special digestive system that allow him to eat demon flesh.
• Temporary Transformation: By consuming a demon's cells, he temporarily gains demonic traits (such as fangs, dark sclera, and colored hair tips), superhuman strength, enhanced speed, and rapid regeneration.
• Blood Demon Art: In extreme battles (such as against Upper Rank 1, Kokushibo), eating demon parts allows him to manifest a custom Blood Demon Art, transforming his bullets or flesh into weapons that can paralyze or disrupt enemy demons.

Appearance & Personality

• Physical traits: She is 16 years old, 156 cm tall, with raven-black hair tied in a side ponytail and a magenta-and-white butterfly ornament. Her large, gentle eyes have irises that transition from pink to dark lilac.
• Attire: She wears a standard Demon Slayer uniform paired with a knee-length pleated skirt and a short white cloak.
• Background: Rescued from an abusive, impoverished childhood, she initially struggled to express emotions or make independent choices, frequently relying on a coin toss to make decisions.
• Growth: After meeting Tanjiro Kamado, she gradually learns to follow her own feelings and speak her mind.

Combat & Abilities

• Flower Breathing: She mastered the Flower Breathing sword style (derived from Breath of Water) purely by observing her adoptive sister Kanae Kocho.
• Superhuman Vision: She possesses extraordinary kinetic vision, allowing her to predict enemy attacks by tracking subtle shifts in muscles, joints, and eye movements.
• Final Form: Her ultimate technique, Equinoctial Vermilion Eye, sharpens her perception to near-superhuman levels, though repeated use risks damaging or destroying her eyesight.
• Tsuguko: She serves as the designated successor (Tsuguko) to the Insect Hashira, Shinobu Kocho, and later works as a doctor at the Butterfly Mansion.

Physical Appearance

• Face and Hair: Despite his wild personality, Inosuke has a surprisingly soft, feminine face with large green eyes and raven-black hair that transitions to a blue gradient at the tips.
• Build: He has a heavily toned, muscular, and athletic physique.
• Attire: He wears a hollowed-out gray boar’s head mask (which belonged to the motherly wild boar that raised him) and a modified, sleeveless Demon Slayer uniform with baggy hakama pants.

Personality & Background

• Wild Upbringing: Raised in the mountains by wild boars after losing his mother, he lacks standard human manners, struggles with social customs, and is fiercely competitive.
• Evolution: Though initially aggressive, loud, and impulsive, he gradually learns loyalty, teamwork, and empathy through his bond with Tanjiro Kamado and Zenitsu Agatsuma.

Combat Style & Abilities

• Beast Breathing (Kemono no Kokyū): A self-taught breathing style derived from Wind Breathing, featuring up to ten distinct "fangs" and hyper-aggressive movements.
• Weapons: Wields dual indigo-gray Nichirin katanas that he intentionally chips with a rock to give them a jagged, savage, serrated edge.
• Unique Physiology: Possesses extreme joint flexibility, the ability to dislocate his bones or shift his internal organs, a high resistance to poisons, and a razor-sharp sense of touch that functions like radar to sense vibrations around him.

Physical Appearance

• Hair and Eyes: Ruffled black hair with burgundy tips and gentle, dark red eyes.
• Scars and Marks: A distinct scar on the upper-left side of his forehead (from saving his brother from a hot kettle), which later evolves into a Demon Slayer Mark.
• Attire: A checkered black-and-sea-green haori over a dark-colored demon slayer uniform, paired with a pair of traditional Hanafuda earrings passed down from his father.

Personality

• Compassionate: He is deeply kind, empathetic, and often shows sympathy or mercy even toward defeated demons, viewing them with sorrow for their tragic pasts.
• Determined: He possesses an unyielding, resilient will when protecting his loved ones or fighting powerful foes.

Background & Mission

• Origin: The eldest son of a charcoal-burning family living in the snowy mountains.
• Inciting Incident: His entire family was slaughtered by the Demon King, Muzan Kibutsuji, leaving only his younger sister, Nezuko, who was transformed into a demon.
• Dual Goal: He joins the Demon Slayer Corps to find a cure that will turn Nezuko back into a human and to avenge his family.

Abilities & Combat Styles

• Enhanced Sense of Smell: He can track people and demons, sniff out hidden objects, and detect an enemy's "thread of opening" (the weak point in combat).
• Water Breathing: A swordsmanship style learned from Sakonji Urokodaki that mimics the fluid, adaptable movements of water.
• Hinokami Kagura (Sun Breathing): A generational fire-dance inherited from his father that translates into the primordial breathing style, Sun Breathing.

• Appearance: She is a petite young girl with long black hair that fades to bright orange/red at the tips, soft pink eyes (which were red/dark when she was human), and fangs.
• Attire: She wears a light pink kimono with a geometric hemp-leaf pattern, a dark brown obi, a checkered white-and-orange haori, and a piece of bamboo in her mouth as a muzzle.
• Stats: She is 14 years old chronologically (12 physically), stands 153 cm (5'0") tall, and weighs 45 kg (99 lbs).

Character & Role

• Background: She is the younger sister of Tanjiro Kamado. After their family is slaughtered by Muzan Kibutsuji, Nezuko is transformed into a demon, though she remarkably retains her human emotions and refuses to harm or eat humans.
• Muzzle: She wears a bamboo muzzle given to her by Giyu Tomioka to suppress her instincts and prevent her from accidentally biting anyone.
• Personality: She is caring, protective of humans and her brother, and often shrinks down to a small (chibi) size when tired or resting inside a wooden box carried by Tanjiro.

Key Powers & Abilities

• Combustible Blood (Exploding Blood): Her Blood Demon Art generates pink, fiery flames that burn demons and demon-related targets while leaving humans unharmed.
• Size Alteration: She can shrink or grow her physical body size at will.
• Regeneration & Strength: She possesses superhuman strength, fast healing, and an advanced demon form, eventually achieving a rare immunity to sunlight.

Appearance

• Hair and Eyes: Short yellow-orange hair (originally black until a lightning strike turned it blonde) and soft brown-to-gold eyes.
• Outfit: Standard brown Demon Slayer Corps uniform paired with a bright yellow and orange gradient haori featuring a white triangle pattern.
• Build: 164.5 cm (5 ft 4.5 in) tall and weighs 58 kg (128 lbs).

Personality

• Cowardly and Insecure: Constantly complains, panics, and believes he is about to die on every mission.
• Womanizer: Frequently begs young women to marry him out of fear that he will die young as a bachelor.
• Loyal and Kind: Deeply cares for his friends and shows immense courage when protecting those who matter to him, such as shielding Tanjiro's box containing Nezuko.

Abilities and Combat Style

• Enhanced Hearing: Possesses an acute sense of hearing that lets him detect danger and even read people's inner thoughts.
• Unconscious Combat: Fights at peak skill and terrifying speed while completely asleep once fear knocks him unconscious.
• Thunder Breathing: Trained by former Hashira Jigoro Kuwajima, he mastered the First Form: Thunderclap and Flash (including its high-speed variations like Sixfold, Eightfold, and God Speed) and later created his own Seventh Form: Flaming Thunder God.