Since Imperial Princess Yoshiko was the only child of the Emperor Gomomozono, Koreko had to hastily adopt Prince Sachinomiya from a collateral line; Prince Sachinomiya who was the sixth son of Imperial Prince Kaninnomiya Sukehito ascended the throne as the Emperor Kokaku later.
天皇には欣子内親王以外に子女がなかったため、急遽傍系の閑院宮閑院宮典仁親王の第六王子・祐宮（のちの光格天皇）を維子の養子とし、皇位を継承させることとなった。