However, Naruhito will not become emperor of Japan until the stroke of midnight ... The ritual will be conducted in the presence of the imperial regalia - an ancient sword and jewel - considered ...

Japanese mythology has it that the sun goddess Amaterasu bequeathed the regalia to the imperial line two millennia ago. The treasures are the “Yata no Kagami”, a mirror, “Kusanagi no Tsurugi ...

One of Japan's three Imperial Regalia, alongside a jewel and a mirror, the blade is Japan's rough equivalent to King Arthur's Excalibur. Said to be given to the imperial family by Amaterasu ...