1girl, ;d, animal_ears, blue_eyes, breasts, brown_hair, choker, cleavage, full_body, horse_ears, horse_girl, horse_tail, jacket, leg_up, long_sleeves, looking_at_viewer, mejiro_ryan_(umamusume), midriff, multicolored_hair, one_eye_closed, purple_thighhighs, red_shorts, short_hair, shorts, simple_background, smile, solo, starting_future_(umamusume), tail, thigh_strap, thighhighs, transparent_background, two-tone_hair, umamusume, white_hair, white_jacket