Background
Toshinao was born at Tago Castle, in Sannohe, the eldest son of Nanbu Nobunao.
南部利直
Toshinao was born at Tago Castle, in Sannohe, the eldest son of Nanbu Nobunao.
In 1599 he succeeded his newly deceased father as head of the Nanbu clan. After Toyotomi Hideyoshi"s death, he improved his ties with Tokugawa Ieyasu. He took part in the Sekigahara Campaign, and was recognized by Ieyasu as lord of Morioka.
Toshinao also took part in the Siege of Osaka in 1614.
Toshinao was also responsible for improving mining operations within the Morioka domain.