1girl, arm_up, blush, breasts, brown_hair, cowboy_shot, daiwa_scarlet_(umamusume), from_side, horei_tsuna, horse_girl, horse_tail, large_breasts, long_hair, looking_at_viewer, midriff_peek, red_eyes, shirt, shorts, simple_background, smile, solo, tail, tail_through_clothes, twintails, umamusume, very_long_hair, white_background, white_shirt