More recent examples include Kaifeng, the capital of Northern Song, whose downtown inclined slightly clockwise from the north-south central axis and in the middle of the downtown was an administrative district with its four corners facing almost perfectly to the north, south, east and west, and inside the the administrative district stood the imperial palace.
さらに時代を下り、北宋の開封ではやや南北の中央線から時計回りに傾いた京城の中央に、ほぼ東西南北に隅角を揃えた皇城が、さらにその内側に宮城が置かれていた。