Yes, anime racehorse-girl management game, you heard that right. In the world of Umamusume: Pretty Derby, racehorses are reborn as cute anime girls, complete with equine ears and tails.

Just a few days after release, Umamusume: Pretty Derby is going viral— inspiring livestreams, memes and TikTok edits—the bizarre anime girl racing game is proving immensely popular online.