1girl, beach, bikini, black_bikini, blush, breasts, brown_eyes, brown_hair, cleavage, closed_mouth, flower, hair_between_eyes, hair_flower, hair_ornament, hood, hoodie, horizon, idolmaster, idolmaster_shiny_colors, indoors, innertube, kuwayama_chiyuki, long_hair, looking_at_viewer, medium_breasts, navel, ocean, see-through, see-through_cleavage, solo, standing, stomach, swimsuit, uouokuma, white_hoodie