1girl, animal_ears, arms_up, black_hair, blue_eyes, blush, breasts, cleavage, detached_collar, eishin_flash_(umamusume), horse_ears, horse_girl, jacket, karin1537, large_breasts, leotard, leotard_under_clothes, medium_hair, necktie, partially_unzipped, short_necktie, solo, steaming_body, tracen_training_uniform, track_jacket, umamusume