was a daimyō in

Mino Province was a province of Japan in the area of Japan that is today southern Gifu Prefecture. Mino was bordered by Ōmi to the west, Echizen and Hida to the north, and Shinano to the east, and Ise, Mikawa, and Owari to the south. Its abbreviat ...

during the

Sengoku period The was a period in History of Japan, Japanese history of near-constant civil war and social upheaval from 1467 to 1615. The Sengoku period was initiated by the Ōnin War in 1467 which collapsed the Feudalism, feudal system of Japan under the ...

and the third generation lord of the

Saitō clan The was a Japanese samurai clan that ruled Mino province in the Sengoku period. The clan appropriated the name of a defunct samurai clan named "Saitō" that had previously hailed from Echizen province and claimed descent from Fujiwara Toshih ...

. He was a son of

Saitō Yoshitatsu or Toki Yoshitatsu was a Japanese samurai during the Sengoku period. Papinot, Jacques Edmond Joseph. (1906). ''Dictionnaire d’histoire et de géographie du Japon''; Papinot, (2003).html" ;"title="DF 54 of 80">"Saitō," ''Nobiliare du Japon'', ...

. His mother was daughter of

Azai Hisamasa was a son of Azai Sukemasa and the second head of the Azai clan. Hisamasa became the head of the clan in 1542 after his father died, but unlike his father, he was never a strong leader. Losing domains against Rokkaku clan,_he_instead_became_a_Ro ...

and nephew of

Azai Nagamasa was a Japanese '' daimyō'' of the Sengoku period known as the brother-in-law and enemy of Oda Nobunaga. Nagamasa was head of the Azai clan seated at Odani Castle in northern Ōmi Province and married Nobunaga's sister Oichi in 1564, fathe ...

, a grandson of

Saitō Dōsan , also known as Saitō Toshimasa (斎藤利政), was a Japanese samurai during the Sengoku period. Nussbaum, Louis-Frédéric. (2005)"Saitō Dōsan"in ''Japan Encyclopedia'', p. 809. He was also known as the for his ruthless tactics. His hono ...

. He was also a nephew of

Oda Nobunaga was a Japanese ''daimyō'' and one of the leading figures of the Sengoku period. He is regarded as the first "Great Unifier" of Japan. Nobunaga was head of the very powerful Oda clan, and launched a war against other ''daimyō'' to unify ...

's first wife, Nohime herself, a daughter of Saitō Dōsan.Saito Dosan - SamuraiWiki
The Samurai Archives. Accessed December 23, 2009.

Biography

Saitō Tatsuoki succeeded his father at the age of 13 in 1561. He was, however, an incapable ruler; unlike his father and grandfather. Tatsuoki became involved in a bitter rivalry with

, and lost to him decisively in 1567. He survived, but from this point on the

were no longer a significant faction in the power struggles of the Sengoku period. After Oda Nobunaga conquered the Saito in 1567, he was exiled, though there are at least two accounts of how he managed this. In one account, Tatsuoki abandoned the castle the night before the final attack, took a boat, and fled down the Sunomata River.Soda 1991: 288–92. In another account, following the breach of the main gate, Hideyoshi dispatched a messenger to the main tower, where Tatsuoki and his entourage were cornered, with assurances of leniency if the Saitō holdouts would surrender. Tatsuoki accepted the offer and, with Nobunaga's troops forming two lines, Tatsuoki marched out of the main tower with his family and retinue.Dening 1904: 147. In any event, Tatsuoki eventually found his way to

Nagashima was a series of fortresses and fortifications controlled by the Ikkō-ikki, a sect of warrior monks in Japan's Sengoku period who opposed samurai rule. It was attacked and destroyed by Oda Nobunaga in the 1570s. This, combined with the surrende ...

, Ise Province. He lived in exile for a while,Ohta 2003: 54–55. but eventually sought refuge with

Asakura Yoshikage was a Japanese ''daimyō'' of the Sengoku period (1467–1603) who ruled a part of Echizen Province in present-day Fukui Prefecture. He was a regent of Ashikaga Shogunate. Yoshikage's conflicts with Oda Nobunaga (1534–1582) resulted in his deat ...

. He was killed in the Battle of Tonezaka, at the age of 25, in 1573.

References

1548 births 1573 deaths Daimyo Tatsuoki {{daimyo-stub

Biography

See also

References