1girl, alternate_costume, animal_ears, bra, breasts, brown_hair, collarbone, copano_rickey_(umamusume), double_bun, english_text, fang, gaze_on_me!_outfit_(umamusume), hair_bun, horse_ears, horse_girl, looking_at_viewer, medium_breasts, medium_hair, open_mouth, portrait, red_eyes, see-through, shirt, simple_background, solo, umamusume, underwear, usuba_kagerou_(shougyouchu)