Onsen-dake - Onsen-dake

…An active volcano that occupies the main part of the Shimabara Peninsula in Nagasaki Prefecture. It was also written as Onsen-dake in the past, and has been designated as a special scenic spot under this name. It is a composite volcano consisting of many mountains, including the main peaks Fugen-dake (1,359m above sea level) and Heisei-shin-zan (1,486m), as well as Kunimi-dake (1,347m), Nodake (1,142m), Kusenbu-dake (1,062m), and Kinugasa-yama, and is surrounded by a vast foothills. …

*Some of the terminology that refers to "Onsen-dake" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…長崎県島原半島の主部を占める活火山。古くは温泉岳とも書かれ，この呼称で特別名勝に指定されている。主峰普賢岳(標高1359m)，平成新山(1486m)を中心に，国見岳(1347m)，野岳(1142m)，九千部（(くせんぶ)）岳(1062m)，絹笠山などの多くの山体からなる複合火山で，これらを取り巻いて広大な裾野が発達している。…

※「温泉岳」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報