satou kuuki, game cg, large variant set, non-web source, official art, variant set, 1girl, :d, bare arms, bare shoulders, blue buruma, blue sports bra, blush, bow, breasts, buruma, collarbone, covered erect nipples, cowboy shot, fang, fujii natsumi (ysphere), hair between eyes, hair ribbon, long hair, looking at viewer, midriff, navel, open mouth, red eyes, red hair, ribbon, simple background, small breasts, smile, solo, soukou seiki ysphere, sports bikini, sports bra, standing, track uniform, transparent background, twintails, two-tone sports bra, white background, yellow bow, yellow ribbon