is a national park in Japan at the intersection of Saitama, Yamanashi, Nagano and Tokyo Prefectures.
With eight peaks over 2000 m scattered over 1250 km<sup>2</sup>, there are numerous hiking trails and ancient shrines. The best known landmarks are , home to the 2000-year-old ; and Mount Mitake, with the . The park has sources of major rivers such as the Arakawa River, Shinano River, Tama River, and Fuefuki River (Fuji River).
Popular areas
Tokyo Metropolis side
The major points of interest are Mount Mitake (), Mount Odake ()and Mount Mito ().
Mount Mitake is positioned on the eastern border of the national park. It has been worshiped as a sacred mountain from the time of antiquity. On its peak stands a Shinto shrine, , which was established during the reign of Emperor Sujin in 90 B.C. The building houses a Zaōgonge Statue made in 736. At present, a cable-car service allows visitors easy access.
Mount Mito consists of three peaks: the Western Peak (1,527 m), Central Peak (1,531 m), and Eastern Peak (1,528 m). The mountain is part of a northern section of the that runs northeast from Mount Takao, Hachiōji, Tokyo. The mountain is famous for its forest of Fagus japonica and was voted to be one of the best 100 mountains in Japan in 1997. It is also the source of the Aki River, a major tributary of the Tama River.
Saitama Prefecture side
The main attractions are the and .
The location of the Tochimoto Sekisho Historical Site sits at the junction of the Chichibu Trail that goes through the Karisaka Pass toward Kōshū and the Shinshū Route heading for Shinshū through the Jūmonji Pass. Although the site at present is located in a small settlement on the mountains, at its heyday, many travelers went through this location. The historic site offers a glimpse of that period when the path was frequented by travelers.
Nakatsu Canyon is a canyon that extends roughly 10 km and is carved by the Nakatsu River, a tributary of the Arakawa River. In particular, around in November many visitors are attracted to this location for fall foliage. A portion of old railway tracks, Shirnrin Railway, is visible on the opposite side of the river.