"One million people" is an approximate figure based on the retroactive inclusion of several elements of society such as the samurai households, Jisha-gata (those working for shrines and temples including Shinto priests and Buddhist monks), and ostracized castes who were not included in the original population census.
人口100万人とは、幕府による調査が行われていない武家や神官・僧侶などの寺社方、被差別階級などの統計で除外された人口を加えた推計値である。