Uwai Kakuken (上井覚兼) (1545–1589) also known as Satokane was a Japanese samurai of the Sengoku period, who served the Shimazu clan.
[1] He was named Chief retainer in 1576,[1] and following the 1579 conquest of Hyūga Province by the Shimazu, was given Miyazaki castle.
He was also active in appreciation of waka poetry and tea ceremony, and is known to have been a highly educated and cultured individual.
[1] The following year, he was attacked and defeated at Miyazaki, Kagoshima prefecture by the forces of Toyotomi Hideyoshi.
He submitted to Hideyoshi's authority, turned over the castle to him, and took up retirement at Ijūin in Satsuma province.