1girl, animal_ears, breasts, cowboy_shot, crab, from_above, gold_ship_(run_revolt_launcher)_(umamusume), gold_ship_(umamusume), horse_ears, horse_girl, long_hair, looking_at_viewer, looking_up, lying, masshirokachi, official_alternate_costume, on_back, outdoors, outstretched_arms, partially_submerged, reaching, reaching_towards_viewer, red_eyes, solo, sunglasses, swimsuit, teeth, umamusume, unworn_eyewear, water, wet, white_hair