1girl, black_hair, black_one-piece_swimsuit, blue_one-piece_swimsuit, breasts, brown_eyes, competition_swimsuit, covered_navel, dated, hair_ornament, hairclip, haruna_(kancolle), highleg, highleg_swimsuit, impossible_clothes, impossible_swimsuit, kantai_collection, large_breasts, long_hair, montemasa, multicolored_clothes, multicolored_swimsuit, one-hour_drawing_challenge, one-piece_swimsuit, solo, squatting, swimsuit, twitter_username, two-tone_swimsuit