上田城
Sanada Nobuyuki comprehensively rebuilt on a vast scale Numata Castle in 1597, incorporating stone walls and a large five-story donjon and several three-story "yagura". Numata became a separate domain from the main Sanada holding at Ueda Castle in 1656. However, in 1681 Sanada Nobutoshi was dispossessed by the Tokugawa shogunate for gross under-representation of his revenues, and the castle of destroyed.