1girl, o, ahoge, blue_one-piece_swimsuit, breasts, collarbone, competition_swimsuit, dated, grey_background, grey_eyes, grey_hair, hair_between_eyes, highleg, highleg_swimsuit, impossible_clothes, impossible_swimsuit, kantai_collection, long_hair, looking_at_viewer, montemasa, one-piece_swimsuit, sitting, solo, swimsuit, twitter_username, two-tone_swimsuit, washington_(kancolle), wet, wet_clothes, wet_swimsuit