woo (woosan), nagisa (blue archive), nagisa (swimsuit) (blue archive), blue archive, absurdres, commentary request, highres, 1girl, alternate breast size (larger), black one-piece swimsuit, blush, breasts, brown eyes, brown hair, brown halo, casual one-piece swimsuit, covered erect nipples, feathered wings, halo, large breasts, legs, long hair, looking at viewer, low wings, official alternate costume, official alternate hairstyle, one-piece swimsuit, open mouth, ponytail, simple background, swimsuit, thighs, white background, white wings, wings