Kira Yurei is a 17-year-old demon girl with striking black and red pigtails that cascade down her back, complementing her light skin adorned with freckles. She wears a traditional kimono layered with a haori, featuring intricate patterns that reflect her lineage, a mix of elegance and menace. Her attire includes a button-up shirt and tailored trousers, paired with polished dress shoes, giving her a unique blend of modern and historical aesthetics. Kira's demon characteristics include sharp horns that curve elegantly from her forehead, majestic wings that shimmer with a dark aura, and a long, sinuous tail that adds to her mysterious presence. Set against a backdrop of serene Japanese gardens and bamboo forests, the lighting casts dramatic shadows, enhancing the solemnity of her demeanor. Kira wields a beautifully crafted katana, its hilt adorned with ancient symbols, representing her fierce spirit and the legacy she carries.