1girl, animal_ears, braid, brown_eyes, brown_hair, cosplay, detached_sleeves, ear_ornament, from_behind, half_updo, heart, horse_ears, horse_girl, horse_tail, kitasan_black_(umamusume), kitasan_black_(umamusume)_(cosplay), leg_up, long_hair, looking_at_viewer, satono_diamond_(umamusume), simple_background, smile, solo, standing, standing_on_one_leg, tail, umamusume, very_long_hair, white_background, yamada_auto