sin emu, agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), umamusume, highres, 1990s (style), 1girl, ahoge, animal ears, bandolier, belt, black necktie, black pantyhose, black shirt, brown hair, chemical structure, closed mouth, coat, crossed arms, dot mouth, dot nose, earrings, full body, hair between eyes, hair intakes, heel up, horse ears, horse girl, horse tail, jewelry, lab coat, looking at viewer, medium hair, necktie, pantyhose, red eyes, retro artstyle, shirt, shoes, simple background, single earring, sleeves past fingers, sleeves past wrists, solo, sweater vest, tail, test tube, white background, white coat, white shoes, yellow sweater vest