1girl, animal_ears, aqua_eyes, bare_shoulders, blanket, blunt_bangs, blush, collarbone, horse_ears, hugging_object, kabu_usagi, long_hair, looking_at_viewer, lying, on_stomach, orange_hair, parted_lips, pillow, pillow_hug, sign, silence_suzuka_(umamusume), solo, umamusume, under_covers, upper_body