safebooruhttps://safebooru.org/index.php?page=atom&tags=1girl animal ears black skirt book breasts chalk glasses highres holding holding book horse ears horse girl long hair looking at viewer medium breasts mejiro dober (umamusume) monochrome open mouth shirt simple background skirt solo teacher umamusume white background white eyes (20220506white)2024-06-16T07:05:52Zsafebooru