Average GPS coordinates for Hayamizu Postcode location: 37.499, 139.111. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Hayamizu on map:

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Listing cities & postcodes (1):
>> Niigataken, 955-0135 Hayamizu, Minamikanbaragunshitadamura, GPS coordinates: 37.499,139.1111