Gunma Autumn Foliage 2026 Viewing Spots Japan

Gunma Prefecture, located in the northern part of the Kanto mountain range, is home to volcanic peaks like Haruna, Akagi, and Tanigawa. This diverse terrain offers a wide range of autumn foliage, from elevations over 2,000 meters to below 500 meters, with a total of 6 representative viewing spots.

Haruna Mountain, with an elevation of 1,449 meters, is famous for the stunning reflections of autumn leaves on Haruna Lake. Tanigawa, standing at 1,977 meters, can be accessed via a cable car, providing breathtaking views of high-altitude foliage. Oze Wetlands, Japan's largest high-altitude wetland, transforms into a golden landscape as autumn grasses turn vibrant.

The high-altitude spots (Tanigawa and Oze) typically start showing autumn colors in early October, while Haruna Lake peaks around mid-October, and the lowland areas continue to display their beauty until early November. With a foliage season spanning about a month, Gunma is perfect for planning visits to different spots at various times.