Junbo-Ritsugō

Junbo-Ritsugō (准母立后)
Creation date1091
Creationfor Princess Yasuko, to refer to the honorary mother of the emperor
First holderPrincess Yasuko (as adoptive mother of Emperor Horikawa)
Last holderPrincess Shōshi (as honorary empress of Emperor Go-Daigo
Present holderNone
Subsidiary titlesNone
StatusExtant (while not used for a number of years, it would be possible for a woman to legally obtain this title.)

Junbo-Ritsugō (Japanese: 准母立后 or 准母 (Junbo)), is a Japanese title referring to an honorary empress, or the honorary mother of the Japanese emperor.