okimoto, agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), umamusume, commentary request, partial commentary, 1girl, ahoge, arm up, black background, black necktie, black shirt, closed mouth, collared shirt, hair between eyes, holding, holding test tube, indoors, intravenous drip, iv stand, long sleeves, looking at viewer, necktie, pen, red eyes, shirt, short necktie, smile, solo, sweater, test tube, yellow sweater