lackxlock, agnes tachyon (umamusume), umamusume, commentary request, 1girl, agnes tachyon (boundless laboratory) (umamusume), ahoge, animal ears, bean bag, blue jacket, breasts, brown hair, hair between eyes, horse ears, horse girl, jacket, jersey, long sleeves, medium hair, official alternate costume, open clothes, open jacket, open mouth, red eyes, running, shorts, smile, solo, teeth, upper teeth only, white jersey, white shorts