Natural SceneryWaterfront
Atera Valley
Experience the mystical beauty of emerald green waters and ancient forests in the heart of the Kiso Road heritage site.
Guide7 min read
Atera Valley is a vital part of the "Kiso Road" Japan Heritage site, located in Ohkuwa Village, Nagano Prefecture. The valley's most striking feature is its crystal-clear, emerald green river.
What makes it special
Emerald Green RiverKiso ForestBigan-sui LegendNatural LandscapesKiso Road Heritage
About Atera Valley
- Emerald Green Waters: Experience the breathtaking clarity of the river up close.
- Natural Formations: Witness the dynamic beauty of the Hinoki cypress forests and steep rock walls.
- Legendary Spring: Discover the "Bigan-sui" spring, famous for its legendary beauty-enhancing properties.
- Seasonal Beauty: Visit during autumn for stunning foliage or spring for fresh greenery.
Photo gallery
All photos
Weather forecast
Thu
9/17
25°/17°
98%
Fri
9/18
25°/15°
36%
Sat
9/19
25°/18°
69%
Sun
9/20
24°/18°
55%
Mon
9/21
28°/17°
43%
Tue
9/22
23°/17°
37%
Wed
9/23
21°/15°
79%