Hyōnosen-Ushiroyama-Nagisan Quasi-National Park
# Hyōnosen-Ushiroyama-Nagisan Quasi-National Park

Hyōnosen-Ushiroyama-Nagisan Kokutei Kōen (氷ノ山後山那岐山国定公園) is a Quasi-National Park in Hyōgo Prefecture, Tottori Prefecture, and Okayama Prefecture, Japan. It was founded on 10 April 1969 and has an area of 488.03 square kilometres (188.43 sq mi).

## Overview

Hyōnosen-Ushiroyama-Nagisan Kokutei Kōen comprises three areas of the Chūgoku Mountains, a mountain range which forms the backbone of the Chūgoku region of western Japan and extends under the Pacific Ocean. The park covers 48,803 hectares (120,590 acres): 25,200 hectares (62,000 acres) in Hyōgo Prefecture, 15,024 hectares (37,130 acres) in Okayama Prefecture, and 8,579 hectares (21,200 acres) in Tottori Prefecture.

### Jurisdictions

* Hyōgo Prefecture
   * Toyooka
   * Yabu
   * Shisō
   * Kami
   * Shin'onsen
   * Sayō
* Okayama Prefecture
   * Mimasaka
   * Nishiawakura
* Tottori Prefecture
   * City of Tottori
   * Iwami
   * Yazu
   * Wakasa
   * Chizu
   * Misasa

## Mountains

Important mountains of the park include:

* Mount Hyōno -- 1,510 metres (4,950 ft). Hyōgo and Tottori prefectures
* Mount Sobu -- 1,074 metres (3,524 ft). Hyōgo Prefecture
* Mount Mimuro -- 1,358 metres (4,455 ft). Hyōgo and Tottori prefectures
* Mount Ushiro -- 1,345 metres (4,413 ft). Hyōgo and Okayama prefectures
* Mount Nagi -- 1,255 metres (4,117 ft). Tottori and Okayama prefectures
