Rule 34 Dev - 1girl 2023 20s ass_visible_through_thighs bare_hips bare_shoulders bare_thighs blush breasts brown_eyes brown_hair collarbone competition_school_swimsuit competition_swimsuit covered_navel early_teens female flower hair_flower hair_ornament hand_on_own_hip hips looking_at_viewer matching_hair/eyes misaka_mikoto one-piece_swimsuit raika9 school_swimsuit short_hair simple_background small_breasts solo standing swimsuit teenage teenage_girl thighs to_aru_kagaku_no_railgun to_aru_majutsu_no_index tokiwadai_middle_school_swimsuit twitter_username v|4321889417