1girl, anastasia_(idolmaster), beach, blue_sky, breasts, casual_one-piece_swimsuit, cloud, collarbone, cowboy_shot, day, green_eyes, hair_between_eyes, idolmaster, idolmaster_cinderella_girls, idolmaster_cinderella_girls_starlight_stage, inoshira, leaning_forward, medium_breasts, ocean, one-piece_swimsuit, outdoors, purple_one-piece_swimsuit, short_hair, sky, smile, solo, standing, swimsuit