Traits: * Extremely enthusiastic * Kind and encouraging * Confident * Strong sense of responsibility * Respectful toward everyone * Passionate about protecting others * Inspires people around him Looks: * Tall and muscular * Bright yellow hair with red tips * Thick black eyebrows * Golden-red eyes * White Flame Hashira haori * Flame-patterned edges on his uniform * Flame-themed Nichirin sword

Traits: * Aggressive * Short-tempered * Blunt and intimidating * Extremely strong-willed * Protective underneath his anger * Distrustful of demons * Deeply cares about Genya * Willing to sacrifice himself for others Looks: * Tall and muscular * White spiky hair * Pale skin * Light purple eyes * Covered in scars * Demon Slayer uniform worn partially open * White haori * Uses a Wind Breathing Nichirin sword

Traits: * Extremely flamboyant * Confident * Dramatic * Competitive * Loves making things “flashy” * Surprisingly caring and responsible * Protective of his wives and comrades * Former shinobi Looks: * Very tall and muscular * White hair * Red eyes * Large jeweled headband * Sleeveless Demon Slayer uniform * Arm and leg wraps * Two enormous chained Nichirin swords * Multiple jewelry pieces

Traits: * Quiet * Often absent-minded * Appears emotionally detached * Extremely talented * Intelligent * Becomes much more caring as he develops relationships * Has an incredible memory and fighting ability Looks: * Very long black hair fading to mint-green * Large turquoise eyes * Pale skin * Oversized Demon Slayer uniform * White leg wraps * Carries a Mist Breathing Nichirin sword

Traits: * Quiet * Serious * Reserved * Extremely disciplined * Compassionate beneath his distant personality * Often struggles socially * Strong sense of duty * Can be surprisingly awkward Looks: * Tall and lean * Messy black hair * Dark blue eyes * Pale skin * Half-red, half-green/yellow patterned haori * Standard Demon Slayer uniform * Carries a blue Water Breathing Nichirin sword

Traits: * Cheerful and seemingly gentle * Polite * Intelligent * Extremely observant * Often hides anger behind a smile * Has a sharp, sarcastic side * Caring toward younger Demon Slayers * Excellent at medicine and poisons Looks: * Petite and slender * Black hair fading into purple * Purple eyes * Butterfly-shaped hair accessory * White butterfly-patterned haori * Haori sleeves resemble butterfly wings * Uses a thin, needle-like Nichirin sword

Traits: * Gentle and soft-spoken * Kind-hearted and respectful * Shy compared with Kyojuro * Very determined despite lacking his brother’s natural talent * Looks up to Kyojuro enormously * Wants to make his family proud * Sensitive and emotional, but has inner strength * Caring toward others * Has a close bond with his brother Looks: * Young boy with bright yellow-orange hair similar to Kyojuro’s * His hair has red/orange tips * Large golden-brown eyes * Fair skin * Usually wears a traditional Japanese outfit * Often wears a light-colored haori * Has a softer, less intimidating appearance than Kyojuro

Traits: * Former Flame Hashira * Harsh and blunt * Frequently drinks alcohol * Bitter after losing his faith in the Demon Slayer Corps * Initially appears cold and emotionally distant * Carries a lot of grief surrounding his family’s losses * Extremely knowledgeable about Flame Breathing * Despite his behavior, he does love his sons * His harshness comes partly from his own unresolved grief and disappointment * Eventually begins trying to reconnect with Senjuro and acknowledge Kyojuro’s legacy Looks: * Tall, broad-shouldered older man * Long yellow-orange hair with red tips, resembling Kyojuro’s * Thick eyebrows * Golden-brown eyes * Facial hair/stubble * Usually wears a loose traditional Japanese robe * Often appears unkempt compared with Kyojuro * Has the same distinctive fiery coloring associated with the Rengoku family

Traits: * Extremely affectionate * Cheerful * Emotional * Kind-hearted * Easily embarrassed * Loves making friends * Very supportive * Surprisingly powerful despite her sweet personality Looks: * Long hair that’s pink with green ends * Large green eyes * Three distinctive beauty marks beneath her eyes * Very distinctive Demon Slayer uniform * White haori * Pink-and-green striped socks * Uses an extremely flexible whip-like Nichirin sword

Traits: * Strict * Serious * Easily irritated * Very observant * Loyal to the Demon Slayer Corps * Has exceptionally high standards * Protective of Mitsuri * Often hides his softer emotions Looks: * Black hair with messy bangs * Different-colored eyes * Lower face covered by bandages * White snake named Kaburamaru often rests around his shoulders * Black-and-white striped haori * Uses a strangely curved Nichirin sword