The Koshin'etsu region reference article from the English Wikipedia on 24-Apr-2004
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Koshin'etsu region

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Koshin'estu (Japanese: 甲信越 Hepburn: Kōshin'etsu) is a subregion of the Chubu region in Japan consisting of Yamanashi, Nagano and Niigata prefectures. It is the abbreviation of the old provinces, Kai, Shinano and Echigo provinces.