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Ryugashido Cavern
| Zip | 431-2221 |
|---|---|
| Address | 193 Tabatake, Inasa-cho, kita-ku, Hamamatsu-shi |
| 053-543-0108 | |
| Hours | http://www.doukutu.co.jp/ |
| 9:00am-5:00pm | |
| 1000 600 (JHS Students,ES Students) |
It is a 1046m long cavern in Mt.Ryugashi (351m) supposed to be formed 250 million years ago.