1girl, ahoge, arthur_ko, ass, bikini, black_bikini, blue_eyes, braid, breasts, brown_hair, from_behind, hair_flaps, hair_ornament, hair_over_shoulder, kantai_collection, looking_at_viewer, official_alternate_costume, sailor_bikini, sailor_collar, shigure_(kancolle), shigure_kai_ni_(kancolle), single_braid, sitting, small_breasts, solo, swimsuit, wariza