Iiyama is a city located in Nagano Prefecture, Japan. As of 1 February 2019, the city had an estimated population of 20,118 in 7372 households, and a population density of 99 persons per km2. The total area of the city is 202.43 square kilometres (78.16 sq mi). It markets itself as "Japan's Hometown" and is known as the "Little Kyoto of Snow Country".

Sakae is a village located in Nagano Prefecture, Japan. As of 1 April 2019, the village had an estimated population of 1,828 in 817 households, and a population density of 6.7 persons per km2. The total area of the village is 271.66 square kilometres (104.89 sq mi).