Lake Shirakaba is a wonderful place to enjoy some time away from the hustle and bustle of everyday life. Check if any water activities are on offer here, or simply enjoy the calming ambiance.
To explore this body of water, you'll need to find your way to Nagano Prefecture. There are loads of other worthwhile attractions in the area, including Tateshina Lake, Kirigamine Highland, and Kurumayamakogen Ski Area.