1girl, akaya_shiki, animal_ears, black_gloves, blue_eyes, closed_mouth, cropped_jacket, feathers, fingerless_gloves, flat_chest, gloves, hood, hood_down, hooded_jacket, horse_ears, jacket, jewelry, long_hair, looking_at_viewer, midriff, multicolored_hair, necklace, official_alternate_costume, outstretched_arm, ponytail, reaching, reaching_towards_viewer, red_jacket, smile, solo, streaked_hair, thighhighs, tokai_teio_(beyond_the_horizon)_(umamusume), tokai_teio_(umamusume), twitter_username, umamusume, upper_body