1girl angled_foregrip assault_rifle bad_id bad_pixiv_id bike_shorts blush boots brown_eyes brown_hair ekuesu flat_chest gun h&k_hk416 headband headgear heckler_&_koch highres kantai_collection looking_at_viewer pleated_skirt rifle short_hair skirt smile solo taihou_(kancolle) thigh_boots thighhighs weapon