22 Highlights of Akan-Mashu National Park

Akan-Mashu National Park is centered around two calderas formed by volcanic activity: the Akan Caldera and the Mashu Caldera. It is home to numerous attractions, including lakes like Kussharo Lake and Onneto, hot springs such as Kawayu and Lake Akan, and Ainu culture, which is recognized as a UNESCO Intangible Cultural Heritage. The park is also inhabited by diverse wildlife, such as alpine plants like isotsutsuji (white azalea) and animals like Ezo deer, providing opportunities to connect with nature. Akan-Mashu National Park is an excellent destination to enjoy breathtaking scenery and a rich natural environment.
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- Lake Mashu
- Known in Ainu language as "Kamuito" (Lake of the Gods), this caldera lake boasts a circumference of about 20 km and a …

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- Lake Mashu First Observatory
- Located along Prefectural Road 52, Lake Mashu First Observatory, commonly called "Omote-Mashu," is one of three observ…

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- Lake Mashu Third Observatory
- About 4km north of the First Observatory, this is the first observatory you encounter when heading to Lake Mashu from Kawayu Ons…

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- Uramashu Observatory
- A hidden viewpoint with clear skies and a mystical view of Lake Mashu.Uramashu Observatory sits at an elevation of 585 meters, o…

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- Kaminoko Pond
- A small pond with a circumference of 220m and depth of 5m, called the "God's Child" pond from the legend that it w…

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- Mt. Io
- Mt. Io, an active volcano that is the source of Kawayu Onsen. You can observe white smoke rising from countless fumaroles up clo…

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- Kawayu Hot Spring
- A hot spring resort known for its highly acidic water sourced from Mt. Io (Sulphur Mountain), an active volcano in Akan Mashu Na…

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- Kawayu Visitor Center
- A hub to explore the nature and culture of Akan-Mashu National Park.Kawayu Visitor Center introduces the rich nature, wildlife, …

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- Lake Kussharo Sunayu Onsen
- Sunayu, located on the eastern shore of Lake Kussharo, is a unique open-air hot spring experience. Visitors can dig a hole in th…

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- Lake Kussharo
- Lake Kussharo, with a circumference of 57km, is Japan's largest caldera lake and the largest lake within Akan-Mashu National…

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- Kotan-no-Yu
- An open-air bath nestled on the shores of Lake Kussharo, featuring a bath facing the lake with an overwhelming sense of openness…

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- Wakoto Hot Spring
- Located on the Wakoto Peninsula, which juts out from the southern shore of Lake Kussharo, Wakoto Hot Spring offers a truly uniqu…

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- Kussharo Hot Spring
- While enjoying the view of Lake Kussharo, you can relax in a hot spring rich in salt and carbon dioxide gas, which warms your bo…

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- Bihoro Pass
- A pass at 525 meters elevation located at the boundary between Teshikaga Town and Bihoro Town. From the observation deck, you ca…

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- Bokke Walking Trail
- Located on the eastern edge of the Akan Lake hot spring area, the Bokke Walking Trail is one of Hokkaido’s most fascinatin…

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- Lake Akan
- A caldera lake formed by a volcanic eruption about 150,000 years ago. Four islands—Oshima, Kojima, Yaitai Island, and Chur…

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- Marimo Exhibition and Observation Center
- The only exhibition and research facility in Japan where you can observe over 150 specimens of marimo (Special Natural Monument)…

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- Lake Akan Hot Spring
- Lake Akan, famous for its marimo algae, is home to Lake Akan Hot Spring—a historic resort with over 100 years of tradition…

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- Lake Akan Ainu Kotan
- Lake Akan Ainu Kotan, located in a corner of the Lake Akan Onsen district in Akan-cho, Kushiro City, is Hokkaido's largest k…

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- Akankohan View Point
- Located just 2 kilometers from Lake Akan’s onsen (hot spring) town, the Akankohan View Point offers a breathtaking view fr…

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- Mt. Meakan
- Mt. Meakan is part of a stratovolcanic group consisting of eight volcanoes within the Akan-Mashu National Park. The main peak, P…

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- Lake Onneto
- A dammed lake located at the westernmost point of Akan-Mashu National Park, with a circumference of 2.5 km and maximum depth of …

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View Akan-Mashu National Park on a map
- Lake Mashu
- Lake Mashu First Observatory
- Lake Mashu Third Observatory
- Uramashu Observatory
- Kaminoko Pond
- Mt. Io
- Kawayu Hot Spring
- Kawayu Visitor Center
- Lake Kussharo Sunayu Onsen
- Lake Kussharo
- Kotan-no-Yu
- Wakoto Hot Spring
- Kussharo Hot Spring
- Bihoro Pass
- Bokke Walking Trail
- Lake Akan
- Marimo Exhibition and Observation Center
- Lake Akan Hot Spring
- Lake Akan Ainu Kotan
- Akankohan View Point
- Mt. Meakan
- Lake Onneto
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