It is known that the castle is connected to the Ueda Nagao family, and the castle is also famous as the one that Masakage NAGAO, Kagekatsu UESUGI and Kanetsugu NAOE used as a base.
上田長尾家ゆかりの城として知られており、長尾政景や上杉景勝、直江兼続の居城として名高い。