1girl, agnes_tachyon_(umamusume), animal_ears, black_pantyhose, blue_shirt, brown_hair, convenient_leg, dress_shirt, hair_between_eyes, hinamori_(18ar0), horse_ears, horse_girl, knees_up, lab_coat, medium_hair, necktie, open_mouth, pantyhose, red_eyes, shirt, shoes, simple_background, sitting, sleeves_past_fingers, sleeves_past_wrists, solo, umamusume, vest, white_background, white_footwear, yellow_vest