name of the emperor
Honorific term used specifically for the name of the reigning or a past emperor. Not used for other royalty or common names.
It is considered disrespectful to speak the emperor's name.
privy seal; imperial seal
Compound of 御 (honorific prefix) and 名 (name). The reading ぎょめい is the on'yomi of both characters, used in formal and honorific contexts.