Things to do in Japan, the travel to walking Nakasen-do road, at Usui barrier

The barrier is the place that checked the traffic of a person and goods in Nkasen-do which was one of the five main roads of the Edo period of Japan. It is something like present passport control. Particularly, the comings and goings of the gun and the woman (child and wife attendant of the local llords) were checked severely.