 However, evidence has shown old kiln remains in the ruins of Shigaraki village dating back to the Kamakura period and early in the Muromachi period.It is suggested that Bizen potters traveled to Shigaraki and began producing works there because early Shigaraki wares appear to have been influenced by Bizen wares.It is often hard to distinguish wares from both the Kamakura and Muromachi periods because of the embedded granules of feldspar that give both wares their striking appearance.