ambiguous_gender blue_hair blush bottomwear clothed clothing girly grey_eyes hair inner_ear_fluff legwear long_hair looking_at_viewer pigtails red_background simple_background sitting skirt smile solo sweatshirt thigh_highs tuft zipper nemu_(director) nemu_(character) animal_humanoid cat_humanoid felid felid_humanoid feline feline_humanoid humanoid mammal mammal_humanoid 2022