Special episodes included with the fourth volume of Uma Musume: Pretty Derby Blu-ray release.

Fireball takes place during the war between humans and robots. There is no real story, just individual episode skits.

A skilled, deadly ninja on the clock and an adorable, naïve girl off it, Chidori continues to pave the way forward for her master, Nobunaga Oda, in his conquest of the Land of the Rising Sun. Though Nobunaga has made great progress in his quest, uniting a nation has not become any easier. Between vindictive former enemies and powerful new rivals, his stubborn adversaries have taken up arms to stamp out the warlord's ambitions. However, standing beside the ambitious general are his many close friends and supporters, including one loyal, capable shinobi. Ready to serve in whatever way she can, Chidori gathers key allies, infiltrates enemy castles, and duels against skilled warriors in the name of realizing her lord's dream: establishing a unified Japan.

Not far from the town of Domina lives Shiloh, a boy who keeps hearing a voice in his dreams about a mission he must fulfill. But what mission could he be needed for remains unknown. That all changes when he meets two Jumi, a race that’s hunted for their unique gemstones, as a sudden outbreak of attacks against the Jumi occurs. His dream, his quest, becomes clear—help the Jumi and their gemstones! (Source: Crunchyroll)