Average GPS coordinates for Koyawata Postcode location: 35.275, 139.199. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Koyawata on map:

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Listing cities & postcodes (1):
>> Kanagawaken, 256-0815 Koyawata, Odawarashi, GPS coordinates: 35.2747,139.1988