Koasankyō Great Geyser

Koan-kyo Oofunato in Yuzawa City is a spectacular spot that makes you feel the earth's energy. The sight of hot water and steam reaching temperatures of up to 98℃ erupting with a roaring sound is breathtaking, and it's impossible to take your eyes off its power. The white steam rising from the deep V-shaped valley is mystical and, combined with the scenery of each season, it fascinates visitors. Why not go on a trip to experience the wonders of nature up close and refresh your mind and body?

Koan-kyo Oo-fun-to, located in Yuzawa City, is a spectacular spot that makes you feel the energy of the Earth. The sight of hot water and steam erupting with a roaring sound, reaching temperatures of up to 98℃, is breathtaking and impossible to look away from. The white steam rising from the deep V-shaped valley is mystical and, combined with the scenery of the four seasons, enchants visitors. Why not go on a journey to experience the wonders of nature up close and refresh your mind and body?

Koan-kyo Oofunato has been a beloved tourist spot since the Edo period. The beautiful nature that spreads out in a deep V-shaped valley and the powerful geyser that spews out hot water and steam at 98℃ are the highlights. A promenade where you can enjoy the scenery of each season is also maintained, and anyone can visit for free. Why not take a trip to refresh your mind and body?

Koan-kyo Oyutou in Yuzawa City is a spectacular spot that makes you feel the energy of the earth. The sight of hot water and steam erupting with a roaring sound, reaching temperatures of up to 98 degrees Celsius, is breathtaking and impossible to look away from. The white steam rising from the deep V-shaped valley is mystical and, combined with the scenery of each season, enchants visitors. Why not embark on a journey to experience the wonders of nature up close and refresh your mind and body?

Koan-kyo Oofuto in Yuzawa City is a spectacular spot where you can enjoy the breathtaking view of hot water and steam gushing out violently at 98℃. The white steam rising from the deep V-shaped valley is mystical and, combined with the beautiful scenery that changes with the seasons, it fascinates visitors. You can enjoy it all year round, with fresh greenery in spring and summer, autumn leaves in fall, and a snowy landscape in winter. Why not embark on a journey to experience the wonders of nature up close?