Abstract:The festooned Japanese islands were formed during and H. Tanakadate Japan). 2) Ordinary crater lakes of moderate size are numerous on volcanoes and in volcanic regions. Several crater lakes, including Ohata-ike and Onami-ike on the Kirisima Volcanic group in Kyusyu, are good examples of this kind. 3) Volcano-tectonic lakes (lakes of compound origin); one of this type is Inawasiro-ko, situated in the northeastern part of the main island of Japan. 4) Maars are not wanting in our country, Unagi-ike in the souther… Show more
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