joker oowo, moko (mokochisa), mejiro mcqueen (umamusume), umamusume, artist collaboration, commentary request, highres, 1girl, ;d, alternate costume, animal ears, aqua bow, aqua dress, barefoot, blush, bow, casual, collarbone, dress, ear bow, full body, horse ears, horse girl, horse tail, jacket, long hair, long sleeves, looking at viewer, one eye closed, open clothes, open jacket, open mouth, pocket, puffy long sleeves, puffy sleeves, purple eyes, purple hair, sidelocks, simple background, smile, solo, standing, tail, very long hair, waving, white background, white jacket