yamaboshi ryuu, verxina (umamusume), umamusume, highres, 1girl, alternate costume, animal ears, ass, bare arms, blacksmith, blue leotard, clothing cutout, ear covers, from behind, hair between eyes, holding own arm, horse ears, horse girl, horse tail, leotard, looking at viewer, looking back, multicolored hair, nontraditional playboy bunny, single ear cover, solo, strapless, strapless leotard, streaked hair, tail, tail through clothes, twitter username, white hair, wrist cuffs