Kodama Narikata was a retainer of the Mouri Clan in Mouri Takamoto's service. He commanded the Mouri Navy and was lord of Kusatsu Castle in Aki.

In Mirage of Blaze, Narikata continued to serve Mouri as the commander of its navy and was on board the 'Yamato' with Kikkawa Motoharu during the battle of Itsuku Island.