Yedo belongs to the old regime and the shogunate, Tokiyo to the new regime and the Restoration, with their history of ten years.
"Unbeaten-Tracks-in-Japan"
Bird, Isabella L. (Isabella Lucy)
Save this little, so that you may understand, that it was that last terrible stand of Saigo behind the hills of Kagoshima, where the shogunate perished and the empire was born again in 1868. And the shoguns you may care to know were that mighty line of feodal chieftains who had usurped the throne from the time of Yoritomo, to that of Keiki.
"The Way of the Gods"
John Luther Long
Custom confined the shogunate to the Minamoto family, and the actual power was wielded by Regents in the name of the Shogun.
"The Problem of China"
Bertrand Russell