os-tan
98-tan, xp-tan
michael f91
2girls, aqua skirt, between breasts, black hair, blue skirt, blush, breasts, brown hair, covered nipples, cowboy shot, hair ornament, hairpin, head between breasts, height difference, large breasts, long sleeves, looking down, machinery, multiple girls, non-humanoid robot, number hair ornament, panties, pink panties, pleated skirt, robot, ruffling hair, simple background, skirt, standing, sweatdrop, thighhighs, underwear, white thighhighs, x hair ornament, zettai ryouiki
artist request, colorized, highres