1girl, armpits, arms_up, beach, bikini, black_hair, blue_bikini, blue_eyes, breasts, collarbone, cowboy_shot, fingernails, floral_print, flower, front-tie_bikini_top, front-tie_top, hair_flower, hair_ornament, legs, lips, long_hair, looking_at_viewer, medium_breasts, navel, partially_submerged, saten_ruiko, side-tie_bikini_bottom, signature, smile, solo, stomach, sunlight, swimsuit, toaru_kagaku_no_railgun, toaru_majutsu_no_index, tsubame8982, water