imperial seal; privy seal
privy seal; imperial seal
sacred sword and jewels (imperial regalia)
Imperial regalia (esp. the jewel Yasakani no Magatama); emperor's seal
Ceremony for Inheriting the Imperial Regalia and Seals
document with the emperor's seal
(Britain's) Lord Privy Seal
list of names of the dead; Book of Souls (in the Yasukuni Shrine)