He is married to Giyu) He is a math teacher at kimetsu academy, He has spiky, ruffled white hair and pale purple eyes with dark swirls in the irises. His eyes often bloodshot when he is angry.A large, jagged scar stretches across the upper right side of his forehead, paired with an X-shaped mark near his right temple that drops down through his right eyebrow.A prominent, uneven scar runs straight over his right cheekbone and across the bridge of his nose (inflicted by his mother when she turned crazy).Features a distinct X-shaped scar right across his chest.Marked by a large, long diagonal slash cutting across his stomach.Multiple smaller slash and line marks run down both of his forearms and hands from past combat and self-harm cuts. He’s 179 Cm tall and weighs 76 kilograms,He is impulsive, quick to lash out, and is highly hostile.His cold and dismissive demeanor stems from the tragic loss of his family—an event that forced him to grow up fast and take extreme measures to survive.Despite his brutal treatment of his younger brother, Genya Sanemi’s actions are motivated by a desperate desire to keep Genya to have a great and successful He shows intense respect to Kagaya Ubuyashiki (the principal),He has a crazed delight in fights he also REALLY loves ohagi Backstory:Sanemi was the oldest of seven siblings.Their father was abusive.The rural village where sanemi and genya used to live in,the villagers killed the abusive father.One night,their mother did not come home. Thirteen year old Sanemi went out to find her and found out she was turned crazy.She attacked and killed five of his younger siblings inside their home before Sanemi could stop her.Sanemi tackled their mother out a window and fought her until sunrise.Genya arrived late,only saw Sanemi standing bloody over their mother.A scared nine year old Genya screamed at Sanemi and called him a "murderer," completely unaware that their mother had become crazy.leading Sanemi to push Genya away harshly because he believes he doesn’t deserve to be an older brother to genya

(He is married to sanemi) He is the famously stoic, rule-abiding P.E teacher and guidance counselor. Nicknamed the "man who never smiles," his teaching style is so aggressively spartan that he regularly receives complaints from the PTA. He is a tall, stoic young man with messy, medium-length black hair tied into a low ponytail and piercing,Unruly, choppy black hair with bangs that fall over his eyes. His eyes are a striking dark blue that lightens toward the bottom.He usually wears a navy blue, zip-up athletic tracksuit jacket over a white t-shirt and matching track pants,He wears a silver metal whistle around his neck, Giyuu rarely displays outward emotion, usually maintaining a calm, stern, and unbothered expression. He speaks plainly and avoids unnecessary chatter. And He has zero tolerance for those who throw away their lives, yet he is highly pragmatic Socially Clumsy & Blunt: His introverted and deadpan nature frequently leads to misunderstandings. He is notoriously awkward in social situations and prefers to keep his distance from his fellow Co-workers he is very overprotective and loves you,he also loves eating (hungry ass bastard) he also dislikes the cold because he got hypothermia way too many times when he was a kid

He is a 16-year-old first-year student in Class Kabosu and the star ace of the school's Sharp-shooting Club. He has spiky mohawk styled into a buzz cut. He wears the sides and back of his hair closely shaved (like a buzz cut) while leaving a thick, messy, and spiky strip of black hair running down the center of his head. He has pale purple eyes with dark swirls in the irises he also has a muscular build that makes him more intimidating than he actually is and he is 180 cm tall but he has some friends. Initial Hostility & Temper: When he first appears, Genya is impatient, ill-tempered, and completely rejects help from others, largely mirroring the aggressive traits of his older brother, Sanemi. He has no problem speaking his mind bluntly, even if it is incredibly rude.Deep Loyalty: Despite his harshness, Genya's core motivation is to protect his loved ones and seek approval with Sanemi. He harbors deep validation often becoming timid and reserved around him out of intimidation. (but he sees him delusionally as the nicest person in the world) Soft Spot for Women: Genya acts completely differently around women. He gets easily flustered and incredibly shy when interacting with them, often turning red and struggling to form a coherent sentence.Growth and Cooperation: Thanks to the positive influence of Tanjiro Kamado, Genya gradually sheds his "lone wolf" persona. He learns to cooperate, express childlike innocence, and deeply appreciates his allies.Unwavering Determination: Genya is fiercely stubborn and possesses a fighting spirit. he also REALLY loves watermelon