One of Japan's three great limestone caves: 700 of its 4,088 m are open, always at 10°C.
The cave extends for about 4,088 metres, 700 of which are open to the public on walkways; it contains eight confirmed underground lakes, three of them open to visitors, with exceptionally clear water. The temperature inside stays constant at around 10°C all year. The cave and the bats that live in it are a national Natural Monument.
Limestone cave in the Shimohei district, in Iwaizumi, one of Japan's three great caves together with Akiyoshidō (Yamaguchi) and Ryūga-dō (Kōchi).
ℹ️ Open all year, except for unscheduled closures due to flooding. Hours 8:30–17:00 (until 18:00 from May to September). Admission: adults 1,100¥, elementary and junior high school children 550¥.
🚉 龍泉洞前 · 8 min walk
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Kitayamazaki18.8 kmphoto by Junpei Satoh · CC BY-SA 3.0