ishikawa masakazu, ikamusume, nagatsuki sanae, shinryaku! ikamusume, highres, official art, 2girls, :d, armpits, artist name, ass, back, back-to-back, barefoot, bikini, blue eyes, blue hair, blush, body blush, bracelet, breasts, brown eyes, brown hair, camera, feet, flat chest, foreshortening, hairband, hat, holding, jewelry, leg lift, legs, long hair, looking at viewer, looking back, multiple girls, one-piece swimsuit, open mouth, profile, short hair, sideboob, simple background, small breasts, smile, soles, standing, standing on one leg, swimsuit, tiptoes, toes, very long hair, white background