Nakatsugawa-juku is 45th post town of Nakasendo Road. There are many traditional houses in this post town. Those houses has a great Udatsu.
Udatsu is the fireproof wall that only rich people can have.
Tourist Spots
Suya House: Constructed in early 18th century.
Nakatsugawa history museum.
Saga House: Constructed in the middle of Edo period.
Shirakiya House: Constructed in 1842.