Nagiso Town is located in the south west of Nagano Prefecture in the southern part of the Kiso Valley, with forests covering 94% of the locality.
The Kiso river and its tributaries flow through the locality's 7 communities of approximately 5000 people who live along the banks of the rivers.
Blessed abundantly by nature, there are several scenic sites. Kakizore Keikoku Valley is said to be the most beautiful valley among the valleys in the Kisoji area, and the Tadachi-no-taki waterfall is listed as one of the One Hundred Waterfalls of Japan (日本の滝百選, Nihon no taki hyakusen).
The town also has many historic sites and buildings, such as Tsumago-juku (an Edo era post town, classified as a 'Nationally-designated Architectural Preservation Site'), Momosukebashi Bridge (which was designated as 'National Important Cultural Property'), and the Nakasendo (a historically important route between Kyoto and Tokyo), which is a registered 'National Historic Site'. Nagiso is also the home of much 'Intangible Cultural Property' including a type of kabuki performance called 'Tadachi Kabuki', which is perpetuated from generation to generation by the locals.
Nagiso also has a number of onsen (hot spring) facilities. Namely, Fukibata Kogen (Plateau) Onsenkyo, Nagiso Onsenkyo and Kakizore Onsen.
With plenty of historic and natural features and places of relaxation, Nagiso offers any tourist much to see and do.
The average temperature throughout the year is a cool 11.2 degrees and in winter temperatures reach as low as -10 degrees.
Nagiso also has a good level of summer rainfall whilst avoiding heavy winter snow.