In Another World With My Smartphone (Manga) Vol 09

After thwarting the Regulus Empire's coup d'état, Touya winds up with an engagement to the princess and his own principality to rule! With an array of beautiful brides and limitless power at his fingertips, the rich keep getting richer in the latest volume of this otherworldly adventure! Yen Press
(W) Patora Fuyuhara (A/Ca) Soto, Eiji Usatsuka