Embark on a journey to a hidden paradise aboard the "Southern Alps Abt Line," Japan's only Abt rack railway, which runs through a valley surrounded by the magnificent nature of the upper reaches of the Oigawa River in Oku-Oi! The "Southern Alps Abt Line," also known as the "Oigawa Railway Co., Ltd. Ikawa Line," was built for the construction of dams in the Oigawa River system...
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