Katsura Imperial Villa able to create new rooms within the architecture. For instance by moving one fusuma wall, one could transform two rooms into one large room and a small storage closet. In the Katsura Imperial Villa, the fusuma allows the rooms to change and open up to the natural world with exterior decks becoming extensions of the interior and framing views of the landscape. An example of this type of transformation is the moon viewing platform connected to the Old Shoin. Besides these characteristics, there are many traditional Japanese ideas that are used in the Katsura Imperial Villa, like the decorative alcove
Imperial Regalia where they were exhibited in the Katharinenkirche. In the Second World War they were stored for protection from air raids in the "Historischer Kunstbunker" () beneath Nuremberg Castle. In 1945 the imperial regalia were found there by US soldiers and were brought back in 1946 to the Hofburg in Vienna. Imperial Regalia The Imperial Regalia, also Imperial Insignia (in German "Reichskleinodien", "Reichsinsignien" or "Reichsschatz"), are regalia of the Holy Roman Emperor. The most important parts are the Imperial Crown, the Holy Lance and the Imperial Sword. Today they are kept at the Imperial Treasury in the Hofburg palace in Vienna,