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 Nagao clan and husband of Uesugi Kenshin's elder sister, Aya-Gozen. After his father died, he was adopted by Kenshin. His childhood name was Unomatsu. In 1577, He participated in Battle of Tedorigawa. Upon Kenshin's death in 1578, Kagekatsu battled Kenshin's other adopted son Uesugi Kagetora for the inheritance, defeating Kagetora in the 1578 Siege of Otate.