1girl, ahoge, arknights, beach, bikini, black_hair, blue_sky, breasts, cloud, day, frilled_bikini, frills, goggles, goggles_around_neck, grey_eyes, horizon, id_card, jacket, jacket_over_swimsuit, la_pluma_(arknights), la_pluma_(summer_flowers)_(arknights), looking_at_viewer, medium_breasts, ocean, open_clothes, open_jacket, outdoors, short_hair, sitting, sky, solo, swimsuit, tenjinmeshi, white_bikini, white_jacket