安芸国
Asano also fought in the Battle of Tennōji, the decisive final battle in the Siege of Ōsaka, where he commanded Tokugawa's rear guard. In 1619, he was granted the lordship of Hiroshima Domain in Aki Province, which would be the home of the Asano family until the Meiji Restoration. Nagaakira was married to Furihime, the widow of Gamō Hideyuki and third daughter of Tokugawa Ieyasu.