Kyokkan (the highest rank appointed) was Daijo-daijin (Grand Minister) (however, Daijo-daijin during the Edo Period was limited to those who experienced Sessho (regent) or Kanpaku (chief adviser to the Emperor).
極官は太政大臣（ただし、江戸時代の太政大臣は摂政・関白経験者に限られた）である。