1girl, masterpiece, ultra detailed, long hair (waist-length), gradient hair (teal to lapis lazuli), glossy hair, wavy side hair, emerald green eyes, slightly upturned eyes, long eyelashes, peacock feather-like iris pattern, demon slayer corps uniform, peacock feather-patterned haori, lapis lazuli lining, gold embroidery, waist feathers, blue-tinted silver sword blade, peacock-shaped tsuba, dark green hilt, facing viewer, full-body view, cute, perfect hands, perfect face, aegyo sal, big eyes, red eyeliner, cute face, beautiful eyes, soft lips, solo, focus face
DIAA