1girl black_one-piece_swimsuit breasts brown_hair competition_swimsuit flower hair_flower hair_ornament highleg highleg_swimsuit kantai_collection large_breasts long_hair long_sleeves looking_at_viewer m.a.o one-piece_swimsuit ponytail ribbed_shirt shirt shorts simple_background smile solo swimsuit swimsuit_under_clothes twitter_username undressing white_background yamato_(kancolle)