Kuragano castle, in Kōzuke Province, and held by Kuragano Naoyuki, withstood siege by Shingen in 1561, but fell four years later.
In the year 1561, Kuragano castle, situated in Kōzuke Province and led by Kuragano Naoyuki, managed to hold off a siege from Shingen. Nevertheless, the castle was eventually captured by the enemy four years after the initial conflict.