Additionally, it seems that there were a total of nine gates at the north, south, east, and west ends of the streets and that only four gates were open as required at night to keep strangers from arbitrarily entering the town.
その上、街路の端々の東西南北に９つの門があったようで、夜は４つの門のみを開け、外来者が町中にみだりに入ることを拒んでいたようである。