Kuni wo Owareta Ryuushi-san, Hirowareta Ringoku de Ukkari Musou Shiteshimau.: Jakushou Kokka ga Tairiku Saikyou no Ryuu no Rakuen ni Naru made

The series is about the old man Breed, who is fired from his job and exiled from his country. His dragons follow him, however, and so begins his journey to reclaim his glory.

(Source: Anime News Network)