hanniyaoni, hanniya, oni girl, female oni, 1girl, solo, rear view angle shot, adult woman, red skin, golden yellow eyes, long straight black hair, blunt bangs, very long hair, large red oni horns, skin-covered horns, pointed elf ears, athletic build, fit stomach, hanniya_beigeoutfit, black short sleeve crop shirt, beige pants, wide leg beige pants, midriff exposed, white fluids on her butt, laying on her stomach, from_above, close up, looking_back, red background