1girl, alternate_costume, aqua_one-piece_swimsuit, ball, beachball, black_eyes, black_hair, blue_sky, breasts, casual_one-piece_swimsuit, cleavage, cloud, day, frilled_one-piece_swimsuit, frilled_swimsuit, frills, fubuki_(kancolle), hair_between_eyes, holding, holding_ball, holding_beachball, kantai_collection, kiusagi_sanae, looking_at_viewer, low_ponytail, ocean, one-piece_swimsuit, one_eye_closed, open_mouth, outdoors, ponytail, short_ponytail, sky, small_breasts, smile, solo, sweatdrop, swimsuit, water