1girl, animal_ears, ass, barefoot, blue_eyes, cat_ears, cat_tail, grey_hair, hibiki_(kancolle), kantai_collection, kemonomimi_mode, long_hair, looking_at_viewer, lying, no_pants, on_stomach, one-hour_drawing_challenge, panties, paw_pose, ray.s, sailor_collar, sailor_shirt, school_uniform, serafuku, shirt, simple_background, solo, tail, underwear, white_background, white_panties