尊そん号ごう

noun

honorary title; title of honor

A formal title granted to someone as an honor, often used in historical or imperial contexts (e.g., 太上天皇).

• 天皇てんのうは退たい位い後ご、太上天皇だいじょうてんのうの尊そん号ごうを贈おくられた。

  After abdicating, the emperor was granted the honorary title of Daijō Tennō.