1girl, black_necktie, black_shorts, blue_eyes, blue_hair, blush, breasts, cloud, crop_top, dated, day, detached_sleeves, headgear, holding, kangoku_kou, kantai_collection, long_hair, medium_breasts, navel, necktie, open_mouth, outdoors, red_hair, shorts, single_leg_pantyhose, sky, solo, south_dakota_(kancolle), twitter_username