echoo, umamusume, character request, commentary request, highres, 2girls, animal ears, black choker, blue background, boots, brown hair, choker, cocktail dress, dress, fishnet pantyhose, fishnets, formal clothes, hair ornament, holding another's waist, horse ears, horse girl, horse tail, jewelry, long hair, multicolored hair, multiple girls, off shoulder, pantyhose, red hair, shirt, simple background, standing, tail, two-tone background, two-tone hair, white hair, white shirt, yellow background