The siege of Kuwabara took place the day after the

siege of Uehara The siege of Uehara was the first of many steps taken by Takeda Shingen in his bid to seize control of Shinano Province. Uehara Castle had been controlled by Suwa Yorishige (1516–1544) was a Japanese samurai and head of the Suwa clan. He was ...

;

Takeda Shingen , of Kai Province, was a pre-eminent ''daimyō'' in feudal Japan. Known as the "Tiger of Kai", he was one of the most powerful daimyō with exceptional military prestige in the late stage of the Sengoku period. Shingen was a warlord of great ...

continued to gain power in

Shinano Province or is an old province of Japan that is now Nagano Prefecture. Shinano bordered on Echigo, Etchū, Hida, Kai, Kōzuke, Mikawa, Mino, Musashi, Suruga, and Tōtōmi Provinces. The ancient capital was located near modern-day Matsumoto, whi ...

by seizing Kuwabara castle from

Suwa Yorishige (1516–1544) was a Japanese samurai and head of the Suwa clan. He was defeated by Takeda Shingen, and his daughter Suwa Goryōnin (諏訪御料人, real name unknown) was taken as Shingen's concubine. She later gave birth to the Takeda clan heir T ...

. Suwa was escorted back to the provincial capital of

Kōfu is the capital city of Yamanashi Prefecture, Japan. , the city had an estimated population of 187,985 in 90,924 households, and a population density of 880 persons per km2. The total area of the city is . Overview Toponymy Kōfu's name means " ...

under "the pretext of safe conduct, but he was then forced to commit suicide."

References

*Turnbull, Stephen (1998). 'The Samurai Sourcebook'. London: Cassell & Co. 1542 in Japan Kuwabara 1542 Kuwabara 1542 Conflicts in 1542 {{Japan-battle-stub