kita (kitairoha), nagisa (blue archive), nagisa (swimsuit) (blue archive), blue archive, commentary, highres, 1girl, bare shoulders, blue sky, breasts, brown eyes, brown hair, cleavage, earrings, eyewear on head, feathered wings, halo, jewelry, large breasts, long hair, looking at viewer, low wings, off shoulder, official alternate costume, official alternate hairstyle, outdoors, parted lips, ponytail, sky, solo, standing, sunglasses, very long hair, water, white wings, wings