Hirao, Yamanouchi, Shimotakai District, Nagano Prefecture
Rating
Cost per person
¥1,500
Lake Onuma, located in Yamanouchi, Nagano Prefecture, is a stunning emerald-green lake nestled in the Shiga Kogen highlands. Accessible via a scenic bus ride from Yudanaka Station followed by a pleasant hike, the lake offers breathtaking views and a tranquil atmosphere. Visitors can enjoy hiking trails around the lake, explore the surrounding natural beauty, and discover the iconic red torii gate of the Ojagami Shrine along the shore. The best time to visit is during the warmer months to fully appreciate the vibrant colors and serene environment. Note that the trails may involve some uphill walking, so comfortable shoes are recommended.