takamaza, agnes tachyon (umamusume), umamusume, highres, 1girl, ahoge, animal ears, bow, bowtie, brown hair, coat, cork, emphasis lines, hair between eyes, hair intakes, hand on own hip, hand up, holding, holding test tube, horse ears, horse girl, horse tail, lab coat, looking at viewer, open mouth, pink bow, pink bowtie, pleated skirt, purple shirt, red eyes, sailor collar, shirt, simple background, skirt, smile, solo, tail, test tube, white background, white coat, white sailor collar, white skirt, wide sleeves