1girl, agnes_tachyon_(umamusume), ahoge, animal_ears, black_necktie, black_pantyhose, black_shirt, blush, boots, breasts, brown_hair, coat, hair_between_eyes, high_heel_boots, high_heels, horse_ears, horse_girl, horse_tail, lab_coat, looking_at_viewer, medium_breasts, necktie, one_eye_closed, open_clothes, open_coat, pantyhose, red_eyes, shirt, short_hair, short_necktie, sitting, sleeves_past_fingers, sleeves_past_wrists, smile, solo, tail, test_tube, umamusume, white_coat, white_footwear, yuuki_(yu-ki0701)