>>2713857Pretty Derby is based on a horse girl video game where they are basically personifications of actual race horses.
https://en.wikipedia.org/wiki/Uma_Musume_Pretty_DerbyManyuu Hikenchou is an anime in the gray area between /e/ and /d/ and takes place in a fictional feudal japan where women with big tits are revered and women with small tits are treated with disdain. The protag is a ninja in training who steals a scroll on how to steal/give tits in a sort of zero-sum exchange.
https://myanimelist.net/anime/10465/Manyuu_HikenchouThe premise of this being the more races the girls win, the bigger/smaller they get, with the amount determined by bookie odds.
I just thought one day that it would be amusing to see an anime with cow-titted horse girls running around a race track at high speeds. Filler episodes can be filler episodes.
