In later years, there were cases when the title 'Kisai go' was given even if she did not have experience as 'Junbo,' for the purpose of favorably treating unmarried princesses.
のちには、准母の経歴がなくても、単に未婚の内親王を優遇する目的で「皇后宮」の称号が与えられた例も生じた。