1girl, asakura_toru, bikini, black_bikini, blue_hair, blurry, blurry_background, blush, bracelet, breasts, cleavage, collarbone, fujinomiya_rio, hair_ornament, hairclip, idolmaster, idolmaster_shiny_colors, jewelry, large_breasts, looking_at_viewer, navel, necklace, night, night_sky, outdoors, partially_submerged, pool, poolside, purple_hair, reflection, reflective_water, refraction, ring, ring_necklace, short_hair, sky, solo, star_(sky), swimsuit, wet, wet_hair