2girls alternate_hair_length alternate_hairstyle animal_ears black_hair blush casual check_translation commentary_request detached_sleeves equinox_(racehorse) hair_between_eyes hair_ornament highres horse_ears horse_girl horse_tail kitasan_black_(umamusume) kyutai_x long_hair looking_at_viewer mother_and_daughter multiple_girls open_mouth red_eyes shaking simple_background sweat tail translation_request umamusume white_background