is the remains of a castle structure in

Annaka file:The remains of the Usui Magistrate’s office.jpg, 240px, Edo-period Usui Magistrate's office in Annaka is a Cities of Japan, city located in Gunma Prefecture, Japan. , the city had an estimated population of 47,911 in 24,749 households, and ...

Gunma Prefecture is a landlocked Prefectures of Japan, prefecture of Japan located in the Kantō region of Honshu. Gunma Prefecture has a population of 1,937,626 (1 October 2019) and has a geographic area of . Gunma Prefecture borders Niigata Prefecture and Fuk ...

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

. After Go-Hōjō's army defeated

Takigawa Kazumasu or Takikawa Sakon was a Japanese samurai lord and daimyo of the Sengoku period. He was a retainer and military commander of Oda Nobunaga, and later Toyotomi Hideyoshi. His biological son, Toshimasu, was adopted by Maeda Toshihisa, the older b ...

's army in the Battle of Shintsugawa, Matsuida Castle was seized and controlled by the Go-Hōjō clan.

Daidōji Masashige was a Japanese samurai and commander of the Sengoku period. He was one of the most important vassals of the Go-Hōjō clan. In 1590, when Siege of Odawara began, Matsuida Castle Masashige was defending was surrounded by Toyotomi's large army ...

expanded and improved the defences of the castle against a possible invasion of the

Toyotomi clan The was a Japanese clan that ruled over the Japanese before the Edo period. Unity and conflict The most influential figure within the Toyotomi was Toyotomi Hideyoshi, one of the three "unifiers of Japan". Oda Nobunaga was another primary ...

. In 1590, after the outbreak of the Siege of Odawara, the castle was besieged by a big army of the Toyotomi clan and attacked by

Maeda Toshiie was one of the leading generals of Oda Nobunaga following the Sengoku period of the 16th century extending to the Azuchi–Momoyama period. His preferred weapon was a yari and he was known as "Yari no Mataza" (槍の又左), Matazaemon (又左 ...

Uesugi Kagekatsu was a Japanese samurai ''daimyō'' during the Sengoku and Edo periods. He was the adopted son of Uesugi Kenshin and Uesugi Kagetora’s brother in law. Early life and rise Kagekatsu was the son of Nagao Masakage, the head of the Ueda Naga ...

and

Sanada Masayuki was a Japanese Sengoku period lord and ''daimyō''. He was the head of Sanada clan, a regional house of Shinano Province, which became a vassal of the Takeda clan of Kai Province. Along with his father and brothers, Masayuki served the Taked ...

. Masashige surrendered after about a month of siege. Its ruins have been protected as a Town designated historic site.

References

Castles in Gunma Prefecture Historic Sites of Japan Former castles in Japan Go-Hōjō clan Takeda clan Ruined castles in Japan {{castle-stub