Uesugi Norizane was a Japanese samurai of the Uesugi clan

Uesugi clan

The was a Japanese samurai clan, descended from the Fujiwara clan and particularly notable for their power in the Muromachi and Sengoku periods ....

 who held a number of high government posts during the Muromachi period

Muromachi period

The is a division of Japanese history running from approximately 1336 to 1573. The period marks the governance of the Muromachi or Ashikaga shogunate, which was officially established in 1338 by the first Muromachi shogun, Ashikaga Takauji, two years after the brief Kemmu restoration of imperial...

.

Shugo

Shugo

was a title, commonly translated as "Governor," given to certain officials in feudal Japan. They were each appointed by the shogun to oversee one or more of the provinces of Japan...

(Constable) of Awa

Awa Province (Chiba)

was a province of Japan in the area of modern Chiba Prefecture. It lies on the tip of the Boso Peninsula , whose name takes its first kanji from the name of Awa Province and its second from Kazusa and Shimōsa Provinces. Its abbreviated form name was or...

 and Kōzuke Province

Kozuke Province

was an old province located in the Tōsandō of Japan, which today comprises Gunma Prefecture. It is nicknamed as or .The ancient provincial capital was near modern Maebashi. During the Sengoku period, Kōzuke was controlled variously by Takeda Shingen, Uesugi Kenshin, the late Hōjō clan, and...

, he was appointed Kantō kanrei

Kanrei

or, more rarely, kanryō, was a high political post in feudal Japan; it is usually translated as Shogun's Deputy. After 1349, there were actually two Kanrei, the Kyoto Kanrei and the Kantō Kanrei....

(Shogun's deputy in the Kantō region) in 1419, as an assistant to Kantō kubō

Kanto kubo

was a title equivalent to shogun assumed by Ashikaga Motouji after his nomination to Kantō kanrei, or deputy shogun for the Kamakura-fu, in 1349. Motouji transferred his original title to the Uesugi family, which had previously held the hereditary title of , and would thereafter provide the Kantō...

Ashikaga Mochiuji

Ashikaga Mochiuji

Ashikaga Mochiuji was the Kamakura-fu's fourth Kantō kubō during the Sengoku period in Japan. During his long and troubled rule the relationship between the west and the east of the country reached an all-time low. Kamakura was finally attacked by shogun Ashikaga Yoshinori and retaken by force...

. When Mochiuji rebelled against the shogunate, and attacked Norizane directly, Norizane complained to the shogunate, and fled to Kōzuke province

Kozuke Province

was an old province located in the Tōsandō of Japan, which today comprises Gunma Prefecture. It is nicknamed as or .The ancient provincial capital was near modern Maebashi. During the Sengoku period, Kōzuke was controlled variously by Takeda Shingen, Uesugi Kenshin, the late Hōjō clan, and...

. He returned to Kamakura in 1439, following Mochiuji's death. Norizane, as Kantō kanrei, now controlled the Kantō in the absence of a Kantō kubō; from then on, the kanrei would be the shogun's direct deputy, the kubō serving only as an empty title.

Norizane left his post to his brother Uesugi Kiyotaka soon afterwards, and became a Buddhist monk. Over the course of his life, he was the patron of the Ashikaga Academy

Ashikaga Gakko

is Japan's oldest academic institution. It is located in Ashikaga city, Tochigi Prefecture, about 70 kilometres north of Tokyo. There has been some controversy as to when it was built, but it is said that it was founded in the ninth century and restored in 1432 by Deputy Shogun Uesugi Norizane; he...

and helped to expand its library.