imperial seal; emperor's seal
Refers specifically to the seal of the Emperor of Japan, a symbol of imperial authority. Used in historical, legal, and ceremonial contexts.
Documents affixed with the imperial seal are treated as acts of state.
imperial seal
great seal; seal of state
imperial seal; privy seal
imperial seal; sovereign's seal
The character 璽 has been used historically to denote the imperial seal. The exact derivation is uncertain; it is a specialized kanji associated with sovereignty.