1girl, arm_up, armpits, bare_shoulders, bikini, black_bikini, black_hair, blush, breasts, cleavage, crop_top, hair_over_one_eye, holding, innertube, jimiko-chan_(nagi_aoi), large_breasts, looking_at_viewer, multi-strapped_bikini, nagi_aoi, navel, ocean, original, outdoors, see-through, solo, stomach, sunset, swimsuit, tank_top