1girl, agnes_tachyon_(umamusume), ahoge, animal_ears, black_necktie, black_pantyhose, brown_eyes, brown_hair, coat, earrings, hair_between_eyes, horse_ears, horse_girl, horse_tail, jewelry, lab_coat, long_sleeves, looking_at_viewer, necktie, open_clothes, open_coat, open_mouth, pantyhose, short_hair, simple_background, single_earring, sleeves_past_fingers, sleeves_past_wrists, smile, solo, sweater, sweater_vest, tail, teeth, test_tube, tsujiya_okuyasu, umamusume, upper_teeth_only, white_background, yellow_sweater