Iwamurata was the first city in Shinano where trade is popular in Muromachi era. But Iwamura was braked by a battle after that. It started as new Iwamurata post town after it was after it was the Edo Period to revive in earnest, and it was decided a post town on Nakasendo way, and it was developing.
Mr. Naito's Iwamurada feudal clan is formed in 1703. New castle was made by1864 .
Shionada post town is a town facing the river made an eastern coast in Chikuma river. A flood in Chikuma river called "the rough river where a neighboring district is matchless" played the important role as an inn because a traveler had often stopped walking.
An old name sign is also hung on the streets where a lattice door is left now. A big stone which has one hole left in a dry riverbed "ship connection stone" is looking at the traveler who crosses on the bridge even now.
Mochizuki is home town of a house from the old days, and it's said to be the history of Mochizuki's place name that a fine horse was put in an Imperial Court on a day of the full moon in August.
Present "Mochizuki reference library of history and folklore" is built for the part of the site in Honjin(primary inn) in Post town and Tonya(Shpping agent) at the area of 594m²
Motai was called "Town in a space" and was the rest place without an inn.
Old streets are left just as it is even now including 2 sake brewers, and it keeps charming a traveler.