1girl, animal_ears, bed, blanket, blush, breasts, brown_hair, cleavage, closed_mouth, curtains, dress, ears_down, green_dress, hand_up, horse_ears, horse_girl, horse_tail, indoors, long_hair, looking_at_viewer, multicolored_hair, on_bed, one_eye_closed, pajamas, pillow, purin_jiisan, purple_eyes, rubbing_eyes, sitting, sleeveless, sleeveless_dress, small_breasts, solo, strap_slip, streaked_hair, symboli_rudolf_(umamusume), tail, tearing_up, umamusume, unworn_earring, waking_up, window