1girl, ahoge, animal_ears, armpits, arms_up, bare_arms, bare_shoulders, bikini, blue_eyes, blue_sky, blurry, blurry_background, breasts, brown_hair, cleavage, cloud, day, depth_of_field, ear_ribbon, hair_between_eyes, horizon, horse_ears, horse_girl, horse_tail, large_breasts, leaning_to_the_side, long_hair, looking_at_viewer, mihono_bourbon_(umamusume), navel, o-ring, o-ring_bikini, o-ring_bottom, o-ring_top, ocean, outdoors, parted_lips, ribbon, sky, solo, sui_(h14_draw), swimsuit, tail, umamusume, very_long_hair, water, white_bikini, white_ribbon