Imperial diptych offerings to the emperor. However, the fact that the Barberini ivory was almost certainly not a diptych, but some kind of imperial icon without a second panel is a serious argument against the existence of the imperial diptych type. The two panels representing the empress Ariadne, in the Bargello in Florence and the Kunsthistorisches Museum in Vienna, also belong to the hypothesied imperial diptych type. They are the only central panels of such a diptych (other than the Barberini ivory) to survive, since all other fragments of such diptychs are from side panels. Imperial diptych In Late Antiquity, an imperial
Imperial Household Artist of Living National Treasures. Renowned artists who were officially appointed included: Imperial Household Artist An was an artist who was officially appointed by the Imperial Household Ministry to create works of art for the Tokyo Imperial Palace and other imperial residences. The system came into being during the Meiji period in 1890 and was discontinued after the end of World War II. Most pieces of work cannot be seen in public except in the Museum of the Imperial Collections, as well as occasional pieces in the Tokyo National Museum. The system was abolished after World War II. Important artists are