Submerged stalactite cave of Inazumi, Oita

There are many superb views created by nature. The limestone cave is born in such a superb view over many years. There are many beautiful limestone caves in Japan, but this time we will introduce “Submerged stalactite cave of Inazumi” in Oita, where you can see the superb view of the blues that isn’t known to many people.
Speaking of limestone caves in Japan, Akiyoshi Cave in Yamaguchi Prefecture and Ryusen Cave in Iwate Prefecture are typical examples. They are a spectacular view of nature created by water and limestone for tens of thousands of years.
Because the limestone cave is dark in the cave, there are many places that are usually lit up with beautiful colors, and the light up further enhances the beauty of the limestone cave.
Although it is less well-known than Akiyoshido and Ryusen-do, it is a spot that is spectacular enough to forget that it is the real world of Japan. The mysterious, magnificent and inspiring beauty is worth seeing.
The appearance of “Submerged stalactite cave of Inazumi” is said to be about 200 million years ago. That era was when the dinosaurs were still alive, and was about to enter the ice age. It is a miracle limestone cave that has been built over the years and accumulated its beauty.
It was not this shape for a long time, but it was submerged by the large eruption of Aso volcano about 300,000 years ago and formed its current shape. There are many minerals such as underwater stalactites in the cave, and it is an “underwater stalactite cave” that is rare in the world.
Visitors here will have the feeling of being immersed in the beauty of the underwater limestone cave. If negative ions emitted from the limestone cave are charged to your daily fatigued body, new energy will be born.
“Submerged stalactite cave of Inazumi” has many highlights that attract visitors. In this underwater limestone cave, you can calm down and be sure to heal. There are other attractions in the area, so stop by when you visit “Submerged stalactite cave of Inazumi”. Admire the beautiful stalactites and experience the mysterious charm of the underwater limestone cave.

The Japan’s biggest water stalactite cave

“Submerged stalactite cave of Inazumi” is the largest underwater cave in Japan, next to the Hakusan River campground in Bungoono Oita prefecture. The limestone cave is divided into two from the entrance part and it is possible to explore the inside of a cave of about 350 meters. Because the temperature inside the cave is 16 degrees and is cool throughout the year, there are times when you need a coat in the summer. The gushing clear stream is clear and beautiful in blue and emerald colors. In addition to the limestone cave in the facility, there is the largest Guanyin statue in Oita and the Cave Archives Center. Also, here is a famous spot for seeing fireflies, and the firefly festival is held near the end of May.
The Submerged stalactite of Inazumi is the Japan’s biggest water stalactite cave that located upstream of the Hakusan river which is selected 100 national famous clear stream.
There is innumerable stalactite, and an abyss more than 40 meters of depth exists. A clear stream springs out of the depths of such a cave. It is warm in winter coolly in the summer because it is kept constant temperature through the year.

More than 200 million years old

This is quite unique in the world that stalactite is seen in underwater. It is more than 200 million years old, and it was submerged by the violent explosion of Mt.Aso 83 thousand years ago.

Globally rare

You think whether it is a place to sink in water when you hear only the name, but you can look around on foot without sinking. This place is a globally rare. Once you step into here, you feel very fantastic, and there seems to have come to another world.

The waterfall of the rainbow

As the name suggests, “Niji no Taki” (the waterfall of the rainbow) near the entrance of the submerged stalactite cave is the waterfall which a rainbow appears. Because a beautiful rainbow appears until the early afternoon on a fine day, if you have a chance, you can see it.

Dark green as the jewel

The scenic of the spring seeing from the gap of the stalactite, has the color of the dark green as the jewel and attracts people to see. You will not get that beautiful sight out of your mind. It’s as if you were in another world.

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