1girl, arthur_ko, bare_arms, bare_legs, bare_shoulders, black_hair, black_one-piece_swimsuit, blush, collarbone, competition_swimsuit, covered_navel, cowboy_shot, grey_background, groin, hair_between_eyes, hair_ornament, kantai_collection, long_hair, one-piece_swimsuit, open_mouth, oyashio_(kancolle), simple_background, solo, swimsuit, twitter_username, yellow_eyes