A close up of a person in a green outfit standing in front of a window

best quality (katana: 1.4), serious,(at night: 1.4), a single 16-year-old who has his hair black, long that is loose in the wind, his hair is continuous and poured down his body, straight and shiny, which falls gently to the waist. Your hair is thick and has a healthy appearance, your hair is large and not stuck, contrasting with your fair skin. The young man's eyes are deep and emerald green, intense as two light pearls. They reflect calm and an inquisitive curiosity. He has a big smile on his face and a menacing look. With his upright posture, the young man shows a confident bearing and a cheerful and hyperactive aura. He is shirtless and underneath wears the underside of a brown, black and light green kimono with details with printed grey clouds, with a large yellow ribbon at his waist, sleeveless, made of a quality fabric. giving him the look of a swordsman. At his waist, he carries a white katana with gray details on the blade. The long, sharp blade is made of polished steel, reflecting light. The katana grip is wrapped in black leather, offering a firm and secure grip. The scabbard of the sword adorned with demonic symbols. He's on a rocky mountain feeling the wind. He has a cheerful face. The trees sway in the background. Kimetsu no Yaiba style, alone, 1boy, a little muscular, demon slayer style, loose hair, petulant look, smiling, confident, only 1, spilled hair, loose and big hair, demon slayer artstyle, full body

(nsfw:1.5),bad work, bad color, extra legs, extra fingers, bad body, bad finger, bad eyes