1girl, animal_ears, armpit_crease, ball, barefoot, blue_eyes, blue_shorts, closed_mouth, grass, grey_hair, grey_tail, holding, holding_ball, horse_ears, horse_girl, horse_tail, legs, long_hair, looking_at_viewer, lying, n_t_(user_ezmk2485), off-shoulder_shirt, off_shoulder, on_side, shirt, shorts, sideways_glance, sideways_mouth, smile, soles, solo, tail, tamamo_cross_(umamusume), toe_scrunch, umamusume, white_shirt