1girl, alternate_costume, blush, breasts, brown_hair, casual, chocolate, food_in_mouth, hair_between_eyes, hair_ornament, looking_at_viewer, medium_breasts, medium_hair, meme_attire, mochitsuki_wataame, open-chest_sweater, purple_eyes, simple_background, solo, special_week_(umamusume), sweater, umamusume, valentine, white_background