1girl, beach, bikini, blue_sky, breasts, brown_eyes, brown_hair, cleavage, cloud, cowboy_shot, day, dutch_angle, horizon, idolmaster, idolmaster_shiny_colors, innertube, long_hair, medium_breasts, ocean, outdoors, pekoni_(peconi), ponytail, sky, smile, solo, swimsuit, tsukioka_kogane, white_bikini