1girl absurdres animal_ears arm_up black_pantyhose black_skirt blue_eyes blue_sweater commentary_request doushi_tatsu_to_dekkai_no feet_out_of_frame grey_hair hair_between_eyes hair_ornament hairclip highres horse_ears horse_girl horse_tail jewelry long_sleeves necklace open_mouth pantyhose seiun_sky_(umamusume) simple_background skirt smile solo standing sweater tail teeth umamusume upper_teeth_only white_background