This limestone cave is located in the Ogawadani valley of the Hibara River, a tributary of the Tama River, in the northwest of Okutama Town, Nishitama District, Tokyo. The largest cave, Shingu Cave, is about 527 meters deep, and its temperature remains constant at 11 degrees Celsius throughout the year. During the Edo period, it was a Shugendo training center called Issekiyama Daigongen, and is home to stalactites and stalagmites named Byakue Kannon and Kongo Zue. It has been designated a natural monument of the capital, and is part of Chichibu Tama Kai National Park. It is about 40 minutes by bus from Okutama Station, the last stop on the JR Ome Line. Limestone peaks such as Kagoiwa, Tsubameiwa, and Bonteniwa rise nearby, and the downstream is called Nichibara Valley. [Kiyoshi Sawada] This limestone cave is located in Ogawadani, a tributary of the Nippara River. It is one of the largest in the Kanto region and is designated as a natural monument by Tokyo. It was once known as a training ground for ascetic practices, and the stalactites and stalagmites inside the cave, named White Robe Kannon and Kongojo, create a fantastical atmosphere. It is part of Chichibu Tama Kai National Park. The photo shows the entrance. Okutama Town, Nishitama District, Tokyo © Okutama Tourism Association "> Nippara Limestone Cave Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
東京都西多摩(にしたま)郡奥多摩町の北西部、多摩川の支流の日原川の小川谷にある鍾乳洞。最大の新宮(しんぐう)洞は深さ約527メートルに達し、温度は年間を通し11℃で一定している。江戸時代は一石(いっせき)山大権現(だいごんげん)とよばれる修験(しゅげん)道場で、白衣(びゃくえ)観音、金剛杖(づえ)などと名づけられた鍾乳石、石筍(せきじゅん)がある。都の天然記念物に指定され、秩父多摩甲斐国立公園(ちちぶたまかいこくりつこうえん)に属している。JR青梅(おうめ)線の終点奥多摩駅からバスで約40分。近くに籠(かご)岩、燕(つばめ)岩、梵天(ぼんてん)岩など石灰岩の峰がそびえ、下流は日原渓谷とよばれる。 [沢田 清] 日原川支流の小川谷にある鍾乳洞。関東最大級の規模を誇り、東京都の天然記念物に指定されている。かつては修験道場として知られ、洞内の白衣観音、金剛杖などと名づけられた鍾乳石や石筍が幻想的な雰囲気をかもし出している。秩父多摩甲斐国立公園に属する。写真は入口。東京都西多摩郡奥多摩町©奥多摩観光協会"> 日原鍾乳洞 出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例 |
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