1girl, animal_ears, bad_pixiv_id, bikini, blush, bow, breasts, daiwa_scarlet_(umamusume), greyscale, hair_between_eyes, hair_bow, hair_intakes, horse_ears, horse_girl, large_breasts, long_hair, looking_at_viewer, lying, monochrome, navel, on_side, one_eye_closed, side-tie_bikini_bottom, simple_background, solo, string_bikini, swimsuit, tiara, umamusume, very_long_hair, white_background, xiaoluo_xl