From Chuo Line Kashihara Station to Narai Station (over Torii Pass)

Narai-juku (奈良井宿, Narai-juku) was the thirty-fourth of the sixty-nine stations of the Nakasendō, as well as the second of eleven stations along the Kisoji. It is located in the present-day city of Shiojiri, Nagano Prefecture, Japan.

Kiso (木祖村, Kiso-mura) is a village located in Nagano Prefecture, Japan. As of 1 April 2019, the village had an estimated population of 2,877 in 1116 households , and a population density of 20 persons per km². The total area of the village is 140.50 square kilometres (54.25 sq mi).