Rule 34 Dev - 10s 2013 2girls bare_legs bare_shoulders barefoot bikini blush bow breasts brown_eyes cloud collarbone day early_teens feet_in_water female flat_chest frilled_bikini frills green_bikini hair_bow hair_ornament happy highres hips legs long_hair looking_at_another matching_hair/eyes misaka_mikoto multiple_girls navel ocean official_art one_eye_closed open_mouth open_smile outdoors red_bow scan shirai_kuroko short_hair sky small_breasts smile soaking_feet splashing standing stomach swimsuit tanaka_yuuichi teenage teenage_girl to_aru_kagaku_no_railgun to_aru_majutsu_no_index toes twintails water wet yellow_bikini|3880960705