1girl, ahoge, bad_anatomy, black_one-piece_swimsuit, blush, breasts, brown_hair, collarbone, competition_swimsuit, covered_navel, cowboy_shot, double_bun, hair_bun, hair_ornament, hairband, headgear, kantai_collection, kongou_(kancolle), long_hair, medium_breasts, minoa_11touhei, one-hour_drawing_challenge, one-piece_swimsuit, open_mouth, smile, solo, swimsuit