1girl, azu_ankoowl, bad_pixiv_id, bikini, black_eyes, blue_bikini, blue_hair, bracelet, breasts, cleavage, cowboy_shot, idolmaster, idolmaster_shiny_colors, jewelry, kazano_hiori, long_hair, looking_at_viewer, medium_breasts, navel, necklace, shell, shell_necklace, solo, swimsuit, underwater