1girl, alternate_costume, animal_ears, arm_up, bikini, blue_eyes, blue_flower, blue_rose, breasts, closed_mouth, flower, front-tie_bikini_top, front-tie_top, hair_flower, hair_ornament, horse_ears, horse_girl, horse_tail, long_hair, looking_at_viewer, navel, outdoors, palm_leaf, partially_submerged, purple_bikini, rice_shower_(umamusume), rikka_(xhzt2524), rose, side-tie_bikini_bottom, small_breasts, solo, swimsuit, tail, umamusume, very_long_hair