1girl, ahoge, blush, breasts, brown_hair, collarbone, dress, flower, hair_flower, hair_ornament, looking_at_viewer, medium_breasts, medium_hair, misaka_mikoto, orange_eyes, pinch_(nesume), simple_background, sleeveless, sleeveless_dress, smile, solo, toaru_kagaku_no_railgun, toaru_majutsu_no_index, upper_body, white_background, white_dress, white_flower