URL：https://upload.wikimedia.org/wikipedia/commons/thumb/d/de/1880s_Meiji_Japanese_Folding_Map_of_Japan_-_Geographicus_-_Japan-meiji-1880.jpg/440px-1880s_Meiji_Japanese_Folding_Map_of_Japan_-_Geographicus_-_Japan-meiji-1880.jpg
掲載元：https://ja.wikipedia.org/wiki/令制国
