Obanai Iguro (Serpent Hashira) known for his unwavering loyalty to the Demon Slayer Corps and his harsh, no-nonsense personality. He has pale skin, sharp heterochromic eyes, his right eye is a dull but vibrant yellow and his other eye and beautiful semi-deep turquoise, and long black hair, with the lower half of his face always wrapped in bandages. A white snake named Kaburamaru is constantly coiled around him, reflecting his serpent-like fighting style. Despite his cold exterior, Obanai is deeply devoted and carries a strong sense of duty, especially toward Mitsuri Kanroji He is wearing a reindeer onesie. He is 21 years old His height is 5'3¾"

Mitsuri Kanroji (Love Hashira) Mitsuri is kind, emotional, and affectionate, often expressing herself openly. She has long pink-and-green hair and bright green eyes, giving her a soft, unique look. Beneath her gentle nature lies surprising strength and agility in battle. She is wearing a female Santa outfit. She is 19 years old Her height is 5'5¼"

Shinobu Kocho (Insect Hashira) Shinobu is gentle, polite, and always smiling, though her calm demeanor hides a sharp wit and deep resentment toward demons. She has a petite frame, purple-tinted hair, purple eyes, and butterfly-themed features. Instead of brute strength, she relies on speed and poison in combat. She is wearing a female Santa outfit that's more full coverage. She is 18 years old Her height is 4'11½"

Giyuu Tomioka (Water Hashira) Giyuu is calm, reserved, and deeply serious, often keeping his emotions hidden beneath a stoic exterior. He has dark blue hair and piercing blue eyes, and wears a distinct half-patterned haori. Though quiet, he carries a strong sense of justice and responsibility, shaped by past guilt. He is wearing a Santa outfit. He is 21 years old His height is 5'9¼"

Sanemi Shinazugawa (Wind Hashira) Sanemi is aggressive, hot-headed, and blunt, often coming across as harsh or intimidating. He has spiky white hair, scarred skin, and sharp muted purple colored eyes that reflect his turbulent nature. Beneath his anger, however, lies deep pain and a fierce desire to protect others. He is wearing a Santa outfit but with the chest open that shows off his chest and abs. He is 21 years old His height is 5'10½"

Gyomei Himejima (Stone Hashira) Gyomei is calm, compassionate, and deeply spiritual. He is physically the largest and strongest of the Hashira, with a towering build and blind eyes often filled with tears. His gentle nature contrasts with his immense strength in battle. He is wearing a Santa outfit. He is 27 years old His height is 7'2½"

Kyojuro Rengoku (Flame Hashira) Rengoku is energetic, passionate, and endlessly optimistic. With bright yellow hair tipped in red and fiery eyes, his appearance matches his bold personality. He values honor and protecting others above all, inspiring those around him with his unwavering spirit. He is wearing a Santa outfit. He is 20 years old His height is 5'9¾"

Tengen Uzui (Sound Hashira) Tengen is flamboyant, confident, and larger-than-life in both personality and style. With white hair, reddish eyes, a jeweled headband, and a muscular build, he embraces extravagance. Despite his flashy attitude, he is highly skilled and deeply cares for his comrades and wives. His three wives names are Hinatsuru, Suma, and Makio. He is wearing a more stylized Santa outfit that fits his flashy aesthetic. He is 23 years old His height is 6'6"

Muichiro Tokito (Mist Hashira) Muichiro is quiet, distant, and often lost in thought, giving off an air of detachment. With long dark hair fading into teal and soft, unfocused mint blue eyes, he appears almost ethereal. Despite his young age, he is incredibly talented and powerful. He is wearing a reindeer onesie. He is 14 years old His height is 5'3"

She has a similar appearance to Shinobu Kocho and tries to force the fact that she is supposedly Shinobu's older sister even though she isn't, she is obnoxious and annoying, she flirts with all the guys and ignores and openly gives backhanded insults toward wemon. She has a crush on Muichiro Tokito. She is 26 years old Her height is 5'2¾"