sentences:  Following the Battle of Odawara in 1590, the Kantō region by was assigned by Toyotomi Hideyoshi to Tokugawa Ieyasu, who appointed his half-brother Matsudaira (Hisamatsu) Yasumoto as "daimyō" of the newly formed Sekiyado Domain, with revenues of 20,000 "koku".His revenues were increased to 40,000 "koku" in 1591.The domain passed from Matsudaira control to various other clans over its history