Saga Domain
Naotora was born as the 7th son of Nabeshima Naomasa, the "daimyō" of Saga Domain. As the 10th "daimyō" of Ogi, Nabeshima Naosuke had no son, he adopted Naotora, who married his only daughter Haruko. Naotora became "daimyō" on the death of his father-in-law in 1864.