1girl, bare_arms, bare_shoulders, black_eyes, black_hair, blue_one-piece_swimsuit, competition_swimsuit, cowboy_shot, groin, houshou_(kancolle), kantai_collection, koruri, long_hair, looking_at_viewer, one-piece_swimsuit, open_mouth, ponytail, simple_background, smile, solo, swimsuit, twitter_username, wet, wet_clothes, wet_swimsuit, white_background