1girl, ahoge, alternate_costume, animal_ears, ashiyu, black_hair, closed_mouth, daring_tact_(umamusume), green_eyes, hair_ornament, horse_ears, horse_girl, long_hair, looking_at_viewer, medium_hair, multicolored_hair, partially_submerged, sidelocks, sitting, smile, solo, streaked_hair, umamusume, yoshiaki_(yosiaki_ml)