Show caves in Japan

Abukuma-dō (あぶくま洞 - Abukuma Cave) is a limestone cave located in Fukushima Prefecture, Japan. The cave was discovered on August 15, 1969, northeast of the city of Tamura and was originally named Kamayama Shonyu-do (釜山鍾乳洞). It was designated a natural heritage of the town on February 7, 1971, and renamed Abukuma-dō on June 1,1973. Visitors can traverse a 600-metre-long path inside the cave as well as a 120-metre-long exploration course to view the stalactites and stalagmites. Each stalactite has taken more than eighty million years to form. Beyond the public areas lie about 2,500 metres of cave

, located in Iwaizumi, Iwate Prefecture, in the Tōhoku region of northern Japan, is the longest limestone cavern in Japan, with a measured length of . The cave system was designated as a natural monument by the Japanese government in 1980. Since 1991, a portion of the caverns have been open to the public for part of the year.

is one of many limestone caves located in the city of Niimi, in northwestern Okayama Prefecture, Japan.

right|270px|thumb|Underground lake is one of Japan's three largest limestone caverns. It is located in the town of Iwaizumi, Iwate Prefecture, in the Tōhoku region of northern Japan.

cave in Japan