During the Sengoku Period (Period of Warring States), the castle fell under the control of the Asai clan; during the Genki era (1570-1573), the retainer of the Asai clan and lord of the castle, Kazumasa ISONO, began a fierce conflict with Nobunaga ODA.
戦国時代(日本)には浅井氏の支城となり、元亀年間には浅井氏の家来である城主磯野員昌が織田信長らと激戦を繰り広げた。