was a lord of

Edo Castle is a flatland castle that was built in 1457 by Ōta Dōkan in Edo, Toshima District, Musashi Province. In modern times it is part of the Tokyo Imperial Palace in Chiyoda, Tokyo and is therefore also known as . Tokugawa Ieyasu established the ...

and enemy of the Hōjō clan, who seized the castle in 1524. He was the son of Uesugi Tomoyoshi, who was among the first to oppose the Hōjō's rise to power.

Biography

In 1516, Tomooki took part in the

siege of Arai The siege of Arai (新井城の戦い) was among the first steps taken by Hōjō Sōun towards becoming one of the most powerful warlords of Japan's Sengoku period. After attacking Kamakura, Kanagawa, Kamakura in 1512, Hōjō turned to Arai castl ...

against

Hōjō Sōun , also known as was Japanese ''daimyo'' and the first head of the Later Hōjō clan, one of the major powers in Japan's Sengoku period. Although he only belonged to a side branch of the main, more prestigious Ise family, he fought his way up, gain ...

. In 1524, Tomooki attempted to take the initiative in defending

by marching his troops out to meet the Hōjō army in battle. However, his opponent circled around behind the sallying force, taking the castle with the help of Ōta Suketada, the castle keeper who betrayed the Uesugi to the Hōjō. In 1530, he was defeated at the

Battle of Ozawahara The Battle of Ozawahara () was fought in 1530 in the present day Asao, Kawasaki, Kanagawa. This was the first battle for Hōjō Ujiyasu, then sixteen years old. Ujiyasu faced Uesugi Tomooki at Ozawahara in Musashi Province. The battle was p ...

against

Hōjō Ujiyasu was a ''daimyō'' (warlord) and third head of the Odawara Hōjō clan. Known as the "Lion of Sagami", he was revered as a fearsome warrior and a cunning man. He is famous for his strategies of breaking the siege from Takeda Shingen and Uesugi K ...

. Tomooki was of the Ōgigayatsu branch of the Uesugi family. His eldest legitimate son was

Uesugi Tomosada Uesugi Tomosada (上杉朝定; 1525 – 1546), also known as Ōgigayatsu Tomosada (扇ヶ谷朝定), was a samurai commander of the Ōgigayatsu branch of the Uesugi clan around the middle of Japan's Sengoku period. The eldest legitimate son of Ues ...

. The "Ōgigayatsu branch" was not the more famous and powerful than "Yamanouchi branch" to which

Uesugi Norimasa was a ''daimyō'' of feudal Japan from Yamanouchi branch Uesugi clan and held the post of Kantō Kanrei, the ''shōgun''s deputy in the Kantō region. He was the adoptive father of Uesugi Kenshin, one of the most famous warlords in Japanese his ...

and

Uesugi Kenshin , later known as was a Japanese ''daimyō''. He was born in Nagao clan, and after adoption into the Uesugi clan, ruled Echigo Province in the Sengoku period of Japan. He was one of the most powerful ''daimyō'' of the Sengoku period. Known as ...

belonged.

References

Biography

See also

References

Further reading