1girl, ahoge, animal_ears, arms_up, bikini, brown_hair, cloud, copano_rickey_(umamusume), cowboy_shot, horse_ears, horse_girl, horse_tail, looking_at_viewer, may9, medium_hair, ocean, orange_sky, outdoors, pink_eyes, side-tie_bikini_bottom, sky, solo, string_bikini, striped, striped_bikini, sunset, swimsuit, tail, umamusume