Rule 34 Dev - 00s 1girls 2009 areolae armpits bare_shoulders breasts brown_eyes brown_hair brunette collarbone female hi_res kaisen_chuui looking_up lying_on_back lying_on_floor miniskirt misaka_mikoto mostly_nude navel nipples nude on_back short_hair skirt skirt_only small_breasts solo solo_female teenage_girl teenager to_aru_kagaku_no_railgun to_aru_majutsu_no_index topless young|6531853528