1girl, animal_ears, arm_support, bad_pixiv_id, bikini, bra_visible_through_clothes, breasts, brown_hair, horse_ears, horse_girl, large_breasts, long_hair, open_mouth, outdoors, pasuo, red_bikini, red_eyes, see-through, shirt, sirius_symboli_(umamusume), sitting, solo, swimsuit, umamusume, very_long_hair, wet, wet_clothes, wet_shirt