Oirase Gorge is a picturesque natural area located in Aomori Prefecture, Japan. It stretches approximately 14 kilometers along the Oirase River, showcasing stunning landscapes filled with lush forests, waterfalls, and clear streams. The gorge is particularly famous for its vibrant autumn foliage, attracting many visitors each year. The area is part of Towada-Hachimantai National Park and offers various walking trails for hikers and nature enthusiasts. Along the trails, visitors can enjoy the serene beauty of the surroundings, including the iconic Choshi Otaki waterfall, which is one of the largest in the region.