1girl, ahoge, animal_ears, arms_behind_head, bikini, blue_eyes, breasts, brown_hair, cleavage, cowboy_shot, front-tie_bikini_top, front-tie_top, hairband, horse_ears, horse_girl, horse_tail, large_breasts, leaf, long_hair, looking_at_viewer, mihono_bourbon_(umamusume), rio_(lio_yuzu), side-tie_bikini_bottom, solo, standing, swimsuit, tail, umamusume, water, white_bikini