pi (zcvj3588), agnes tachyon (tach-nology) (umamusume), agnes tachyon (umamusume), daiwa scarlet (umamusume), umamusume, highres, 1boy, 1girl, ?, animal ears, black pants, blue dress, book, bow, brown hair, closed mouth, coat, dress, epaulettes, father and daughter, frown, genderswap, genderswap (ftm), hair between eyes, hair bow, hair intakes, hair ornament, holding, holding book, horse boy, horse ears, horse girl, horse tail, lab coat, long hair, long sleeves, necktie, pants, parted lips, picture book, red eyes, shirt, short hair, short necktie, simple background, sitting, sitting on lap, sitting on person, sleeves past fingers, sleeves past wrists, smile, sweater, sweater vest, tail, tiara, twintails, very long hair, white coat, yellow sweater, yellow sweater vest