page_title: Okuchichibu Mountains
hierarchical_section_title: Okuchichibu Mountains
caption_attribution_description: English: Looking south from Mount Hafu (Hafusan) in the border between Yamanashi &amp; Saiatma Prefectures, Japan. 日本語: 奥秩父にある破風山 (はふさん) の山頂から西の尾根から南を望む。右の高峰は黒金山。
context_page_description: Okuchichibu Mountains or the Okuchichibu Mountainous Region is a mountainous district in the Kantō region and Kōshin'etsu region, Japan. It covers the western part of Tokyo, the western part of Saitama Prefecture, the southwestern part of Gunma Prefecture, the southeastern part of Nagano Prefecture, and the northern part of Yamanashi Prefecture. Oku means the interior, Okuchichibu means the interior of chichibu. The meaning of the word Okuchichibu is based on the point of view from the Kantō region. This mountain area consists of folded mountains and ranges from 1000 to 2600 meters in height. Mount Kita Okusenjō is the highest at 2601m. Most of the range lies in the Chichibu Tama Kai National Park.
  Some of the mountains in the Okuchichibu Mountains include:
  Mt. Kumotori
  Mt. Hiryū
  Mt. Karamatsuo
  Mt. Kasatori
  Mt. Suisho
  Karisaka Pass
  Mt. Tokusa
  Mt. Kobushi
  Mt. Sanpō
  Mt. Kokushi
  Mt. Kita Okusenjō
  Mt. Asahi
  Mt. Kimpu
  Mt. Mizugaki
  Mt. Ogawa
  Mt. Yokō
  Mt. Meshimori
  Mt. Azumaya
  Mt. Ryōkami
  Mt. Nanten
  Mt. Chichibu-ontake
  Nakatsu Valley
  Mt. Mitsumine
  Mt. Hakutai
  Mt. Myōhō
  Mt. Kirimo
  Mt. Shiraiwa
  Mt. Kumakura
  Mt. Wanakura
  Mikuni Pass
  Jūmonji Pass
  Mt. Gorō
  Nishizawa Gorge
  Higashizawa Gorge
context_section_description: Okuchichibu Mountains (奥秩父山塊, Okuchichibu Sankai) or the Okuchichibu Mountainous Region (奥秩父山地, Okuchichibu Sanchi) is a mountainous district in the Kantō region and Kōshin'etsu region, Japan. It covers the western part of Tokyo, the western part of Saitama Prefecture, the southwestern part of Gunma Prefecture, the southeastern part of Nagano Prefecture, and the northern part of Yamanashi Prefecture. Oku (奥, oku) means the interior, Okuchichibu means the interior of chichibu (秩父, chichibu). The meaning of the word Okuchichibu is based on the point of view from the Kantō region. This mountain area consists of folded mountains and ranges from 1000 to 2600 meters in height. Mount Kita Okusenjō (北奥千丈岳, Kita Okusenjō-dake) is the highest at 2601m. Most of the range lies in the Chichibu Tama Kai National Park (秩父多摩甲斐国立公園, Chichibu Tama Kai Kokuritsu Kōen).
  Some of the mountains in the Okuchichibu Mountains include:
  Mt. Kumotori (雲取山, Kumotori-yama) (2017 m)
  Mt. Hiryū (飛竜山, Hiryū-san) (2077 m)
  Mt. Karamatsuo (唐松尾山, Karamatsuo-san) (2109 m)
  Mt. Kasatori (笠取山, Kasatori-san) (1953 m)
  Mt. Suisho (水晶山, Suisho-san) (2158 m)
  Karisaka Pass (雁坂峠, Karisaka Tōge) (2082 m)
  Mt. Tokusa (木賊山, Tokusa-yama) (2468 m)
  Mt. Kobushi (甲武信ヶ岳, Kōbushi-dake) (2475 m)
  Mt. Sanpō (三宝山, Sanpō-zan) (2483 m)
  Mt. Kokushi (国師岳, Kokushi-dake) (2591 m)
  Mt. Kita Okusenjō (北奥千丈岳, Kita Okusenjō-dake) (2601 m)
  Mt. Asahi (朝日岳, Asahi-dake) (2579 m)
  Mt. Kimpu (金峰山, Kinpu-san) (2599 m)
  Mt. Mizugaki (瑞牆山, Mizugaki-yama) (2230 m)
  Mt. Ogawa (小川山, Ogawa-yama) (2418 m)
  Mt. Yokō (横尾山, Yokō-san) (1818 m)
  Mt. Meshimori (飯盛山, Meshimori-san) (1643 m)
  Mt. Azumaya (四阿屋山, Azumaya-san) (772 m)
  Mt. Ryōkami (両神山, Ryōkami-san) (1723 m)
  Mt. Nanten (南天山, Nanten-san) (1483 m)
  Mt. Chichibu-ontake (秩父御岳山, Chichibu Ontake-san) (1081 m)
  Nakatsu Valley (中津峡, Nakatsu-kyō)
  Mt. Mitsumine (三峰山, Mitsumine-san)
  (Mt. Myōhō 1332 m, Mt. Shiraiwa 1921 m, Mt. Kumotori 2017 m)
  Mt. Hakutai (白泰山, Hakutai-san) (1794 m)
  Mt. Myōhō (妙法が岳, Myōhō-san) (1332 m)
  Mt. Kirimo (霧藻ヶ峰, Kirimogamine) (1523 m)
  Mt. Shiraiwa (白岩山, Shiraiwa-san) (1921 m)
  Mt. Kumakura (熊倉山, Kumakura-san) (1427 m)
  Mt. Wanakura (和名倉山, Wanakura-san) (2036 m)
  Mikuni Pass (三国峠, Mikuni Tōge) (1740 m)
  Jūmonji Pass (十文字峠, Jūmonji Tōge) (2000 m)
  Mt. Gorō (五郎山, Gorō-san) (2132 m)
  Nishizawa Gorge (西沢渓谷, Nishizawa Keikoku)
  Higashizawa Gorge (東沢渓谷, Higashizawa Keikoku)
  Mt. Kurogane (黒金山, Kurogane-san) (2232 m)
  Mt. Kentoku (乾徳山, Kentoku-san) (2031 m)
  Mt. Kurakake (倉掛山, Kurakake-san) (1777 m)
  Mikubo Plateau (三窪高原, Mikubo Kōgen) (1650 m)
caption: Okuchichibu Mountains.
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