Afterwards, Shiga Prefecture erected stone markers at the site of Ote-mon Gate and other places, as well as restored the site of Ninomaru, and excavated and investigated the sites of castle tower and Honmaru.
その後、大手門跡等に標石を建てたり、二の丸跡の復旧、城内石段の改修や天主・本丸跡の発掘調査を行う。