The castles in Noto Province were conquered by the Uesugi army in the previous year were reconquered by the enemy during that time, Kenshin invaded Noto Province again and besieged Nanao-jo Castle in August 1577.
その間に敵軍によって上杉軍が前年に奪っていた能登の諸城は落とされたが、閏7月、再び能登に侵攻し、七尾城を包囲する。