raika9, misaka_mikoto, year_2024, 1girl, ass, bikini, breasts, brown_eyes, brown_hair, gold_bikini, golden_week, hair_ornament, medium_hair, midriff, shiny_swimsuit, side-tie_bikini_bottom, small_breasts, smile, solo, swimsuit, , toaru_kagaku_no_railgun, toaru_majutsu_no_index