1girl, alternate costume, animal ears, armpits, arms up, blue eyes, blush, breasts, grey hair, hair between eyes, hair ornament, hitomin (ksws7544), horse ears, intertwined memories galloping thoughts (umamusume), long hair, looking at viewer, official alternate costume, simple background, small breasts, solo, tamamo cross (fierce thunder god) (umamusume), tamamo cross (umamusume), umamusume, white background