1girl, animal_ear_fluff, animal_ear_legwear, animal_ears, azur_lane, black_cat, blue_eyes, blue_hair, breasts, cat, cat_ear_legwear, cat_ears, covered_navel, demon_tail, demon_wings, fake_animal_ears, frilled_leotard, frills, hair_over_one_eye, halloween, halloween_costume, janus_(azur_lane), janus_(fright-night_scaredy-cat)_(azur_lane), leotard, light_blue_hair, long_hair, medium_breasts, neck_ribbon, ribbon, ryoutsu, scrunchie, see-through, tail, twintails, wings, wrist_scrunchie