However it was on March 27 (in the old calendar) that the Imperial court appointed Ieyasu to shogun officially, and it can be said that the Edo bakufu officially started on this day.
ただし、朝廷から正式な将軍宣下が行われたのは3月27日であり、この日をもって正式に江戸幕府が開かれたと見てよい。