1girl animal_ears black_footwear blue_skirt brown_hair crop_top feet_out_of_frame fingerless_gloves from_side gloves gradient_background green_eyes hcstyrus_ii highres horse_ears horse_girl horse_tail long_hair looking_at_viewer mejiro_palmer_(umamusume) midriff multicolored_hair orange_background ponytail simple_background sitting skirt smile solo streaked_hair tail umamusume white_background white_gloves white_hair