1girl, aga_marino, bad_twitter_id, barefoot, black_hair, black_one-piece_swimsuit, blurry, blurry_background, breasts, brown_eyes, cameltoe, competition_swimsuit, feet, idolmaster, idolmaster_shiny_colors, legs, long_hair, mayuzumi_fuyuko, medium_breasts, one-piece_swimsuit, pool, pool_ladder, sitting, solo, spread_toes, swimsuit, toes, two_side_up