1girl, animal_ears, armband, armpits, arms_behind_head, arms_up, blue_eyes, blue_pants, blush, breasts, breath, cowboy_shot, crop_top, ear_covers, grey_hair, grey_tail, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, navel, official_alternate_costume, one_eye_closed, pants, ponytail, rope, shimenawa, simple_background, small_breasts, solo, tail, tamamo_cross_(fierce_thunder_god)_(umamusume), tamamo_cross_(umamusume), umamusume, white_background, yuku~