1girl, aikatsu!_(series), all_fours, ass_visible_through_thighs, bare_arms, bare_shoulders, black_bow, black_bra, black_panties, blue_ribbon, blunt_bangs, blurry, blurry_background, bow, bow_bra, bra, breasts, collarbone, cowboy_shot, day, eyelashes, frilled_bra, frilled_panties, frills, hair_ribbon, hand_to_head, hand_up, hikami_sumire, indoors, kawahara_natsuki, light_blush, lingerie, long_hair, navel, open_mouth, panties, purple_eyes, purple_hair, ribbon, side-tie_panties, small_breasts, solo, straight_hair, strap_slip, string_panties, sweat, underwear, underwear_only, window, wrist_bow, wristband