Ryusendo Limestone Cave, Iwate

Ryusendo is a stalactite cave in Iwaizumi-cho, Iwate. It is also called the alias “Iwaizumi Wakkutsu (spring cave)”.
With Akiyoshido in Mine-shi, Yamaguchi and Ryugado in Kami-shi, Kochi, it is considered to be one of “the Japan’s three biggest stalactite cave”.
The very beautiful and highly transparent underground lake is in the limestone cave. As the water of the underground lake of Ryusendo, it is chosen by one of 100 selections of famous clear water in 1985.


The vertical interval of Ryusendo is about 249 meters, and is proud of the 5th place in the cave in Japan. The total extension is checked to approximately 3,631 meters. But the opinion which there is more than 5km of its actual full length. An investigation is not accomplished after a potholer caused a diving accident in Ryusendo in 1968.


In the cave, there are seven underground lake at all including No.3 underground lake with a depth of 98 meters, No.4 underground lake that is not less than 120 meters in depth, etc.


The water of Ryusendo is proud of leading transparency in the world.
The state to glisten blue of underground lake in Ryusendo is just an unparalleled view. Since river bed water begins to spring from the deep place of the underground of Ryusendo to underground lake, it is thought that high transparency is maintained.


The underground lake of Ryusendo is bright blue, and an unforgettable impression will be got if you see it once. It is also a dating spot famous also as “the sacred place for lovers”. How about visiting the beautiful blue world once with couples?



Name:Ryusendo Limestone Cave
Address:Iwaizumi 1 Shimoheigun Iwaizumicho, Iwate 027-0501 Japan
Access:Sanrikutetsudo Kita-Riasu-sen Line “Iwaizumi-Omoto-eki Station” (25 minutes by car)
Tel:(+81) 194-22-2566
Price:1,000 yen (Adult)
500 yen (Junior High School Students or Under)
Official site:http://www.iwate-ryusendo.jp/top.php

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