1girl, alternate_breast_size, black_shirt, black_skirt, breasts, cosplay, kantai_collection, looking_at_viewer, medium_breasts, panties, pink_panties, samidare_(kancolle), shigure_(kancolle), shigure_kai_san_(kancolle), shigure_kai_san_(kancolle)_(cosplay), shirt, skirt, sleeveless, sleeveless_shirt, tenzui, underwear