1girl, animal_ears, arm_at_side, breasts, brown_hair, fang, fang_out, green_shirt, grey_shorts, horse_ears, long_hair, looking_at_viewer, medium_breasts, mocha_(mochaxgm), mouth_hold, navel, one_eye_closed, red_eyes, shirt, short_sleeves, shorts, sirius_symboli_(umamusume), sketch, solo, speech_bubble, symboli_rudolf_(umamusume), umamusume, upper_body