1girl, black_footwear, black_hair, blue_nails, blue_one-piece_swimsuit, blush, breasts, cocktail, collarbone, competition_swimsuit, cup, drink, drinking_glass, drinking_straw, hair_ornament, hassen_(8cm), highleg, highleg_swimsuit, idolmaster, idolmaster_shiny_colors, large_breasts, looking_at_viewer, lying, mayuzumi_fuyuko, nail_polish, night, on_side, one-piece_swimsuit, outdoors, petals, pool, shoes, smile, solo, swimsuit, thighs, two_side_up, water, yellow_eyes