The Mitarai Valley has a promenade with a total length of about 8 km, and there are various courses such as a two-hour course from Kawai to Dorogawa Onsen and a two-hour course from Dorogawa Onsen to Kawai.

The highlight of the Mitarai Valley is the large and small waterfalls. Typical waterfalls include Hikari no Taki with a drop of about 10m, Otaki with a drop of about 20m, and Mie Falls with a drop of about 30m.

In addition, Mitarai Valley has many strangely shaped rocks and huge rocks, and you can enjoy the powerful scenery.

Mitarai Valley is also attractive because you can enjoy the natural beauty of each season. Every time you visit, you will see a different face, such as the sparkling fresh greenery in spring, the beautiful river azaleas in the spray of water in the summer, the colored autumn foliage from the top of the mountain that looks like it is falling from the sky, and the landscape painting in winter.