1girl, animal_ears, bad_pixiv_id, baseball_cap, blue_eyes, blue_headwear, blue_shirt, boc'z_(umamusume), brown_hair, crop_top, ears_through_headwear, etoshi, hat, horse_ears, horse_girl, long_hair, long_sleeves, midriff, mr._c.b._(boc'z)_(umamusume), mr._c.b._(umamusume), shirt, smile, solo, umamusume, upper_body, very_long_hair