1boy, 2girls, alternate_costume, animal_ears, bike_shorts, blush, breasts, cleavage, dumbbell, greyscale, horse_ears, horse_girl, horse_tail, large_breasts, mayano_top_gun_(umamusume), monochrome, multiple_girls, narita_brian_(umamusume), ponytail, running, t-head_trainer, tail, tojosuiku, trainer_(umamusume), umamusume