Therefore, even if a structure came down as a three-story turret, it was not always three-story but could have been five-story, and even if it came down as Goju-Tenshu (five-tiered Tenshu), it could have been the number of floors inside and in reality four-tiered or three-tiered in appearance.
従って、三階櫓と伝わっていても3階とは限らず5階の場合もあり、五重天守と伝わっていても内部の床数を数えたものであって、外観は4重や3重であることもある。