u-sukio., agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), umamusume, absurdres, commentary request, highres, 1girl, :d, ahoge, animal ears, artist name, black necktie, black pantyhose, boots, brown hair, ear ornament, full body, hair between eyes, horse ears, horse girl, horse tail, lab coat, long sleeves, looking at viewer, necktie, open mouth, pantyhose, red eyes, short hair, short necktie, sleeves past fingers, sleeves past wrists, smile, solo, standing, standing on one leg, sweater, tail, test tube, white boots, yellow sweater