agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), umamusume, highres, 1girl, ahoge, animal ears, black necktie, boro^2, brown hair, coat, earrings, hair between eyes, horse ears, horse girl, huge ahoge, jewelry, lab coat, long sleeves, looking at viewer, necktie, open mouth, red eyes, shirt, short hair, short necktie, simple background, single earring, sleeves past fingers, sleeves past wrists, smile, solo, sweater, sweater vest, white coat, yellow sweater, yellow sweater vest