Ozegahara (尾瀬ヶ原) is a high altitude marshland in the Oze National Park, Japan.

Approximately 8 km² in size, the marshland is well known for various species of plants, including the "mizu-bashō" (White Skunk Cabbage), "Nikkōkisuge" (yellow alpine lilies, Hemerocallis dumortieri var. esculenta) and "Watasuge" (Eriophorum vaginatum). The marshland is a popular hiking destination.

• 
  Ozegahara with Mount Hiuchi
• 
  Marsh of Ozegahara
• 
  Boardwalk of Ozegahara. Mount Shibutsu in the background.

Mount Hiuchi

Ozegahara

Ozenuma [ja]

Mount Shibutsu

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Around Ozegahara

• List of Special Places of Scenic Beauty, Special Historic Sites and Special Natural Monuments

• Oze National Park(English) - Ministry of the Environment Government of Japan
• Oze Preservation Foundation (English)

36°56′0″N 139°14′0″E / 36.93333°N 139.23333°E / 36.93333; 139.23333