1girl, animal_ears, black_shorts, brown_hair, closed_eyes, cowboy_shot, facing_up, from_side, gloves, horse_ears, horse_girl, horse_tail, mejiro_ryan_(umamusume), midriff, mud, multicolored_hair, open_mouth, short_hair, short_shorts, shorts, shouting, solo, tail, two-tone_hair, umamusume, utachy, white_gloves, white_hair