Hiruzen is the name of an area located in the North of Maniwa City in the norther of Okayama Prefecture, Japan. Hiruzen was formed of 3 small towns: Chuka, Yatsuka & Kawakami, which together were known as the town of Hiruzen, which was merged with several other towns to become current Maniwa City in 2005. Its main feature is the Hiruzen Sanza (蒜山三座), a mountain located on the border of Okayama and Tottori prefectures on the main island of Honshu in Japan. The Hiruzen Sanza consists of three peaks of similar elevation, the highest being Mt. Kamihiruzen at 1,202 m (3,944 ft). The Hiruzen Highlands, has an elevation of 500 metres (0.31 mi) to 600 metres (0.37 mi). Hiruzen is an important part of the Daisen-Oki National Park.
