Rule 34 Dev - 10s 1girl 2018 black_hair blush closed_eyes female flower flower_wreath from_side green_background hair_flower hair_ornament highres loose_socks open_mouth open_smile preteen preteen_girl sakugawa_middle_school_uniform school_uniform serafuku shoes simple_background sitting skirt smile socks solo summer_uniform to_aru_kagaku_no_railgun to_aru_majutsu_no_index uiharu_kazari yuuki_r01|4061383059