1girl, ahoge, artist_name, black_hair, breasts, brown_eyes, casual_one-piece_swimsuit, cleavage, cosplay, dated, flower, frilled_one-piece_swimsuit, frilled_swimsuit, frills, hair_flower, hair_ornament, hairband, head_wreath, kantai_collection, large_breasts, long_hair, looking_at_viewer, one-hour_drawing_challenge, one-piece_swimsuit, owa_(ishtail), sagiri_(kancolle), sagiri_(kancolle)_(cosplay), side-tie_swimsuit, solo, swimsuit, upper_body, ushio_(kancolle), white_one-piece_swimsuit