The Remains of Goshuin-gura (storehouse for Shuin-jo, letters authorized by the *Shogun's red seal)

*Shogun:Military dictator of Japan Important documents and swords, including lists of territories that had been awarded by the shogunate family from generation to generation and Shuin-jo were stored in Goshuin-gura, built on the stone wall where hewn stones were tightly piled on top of each other. An airing of the stored items was given once a year with no fail, using ladder to access to the storehouse.