Average GPS coordinates for Koiwai Postcode location: 35.864, 139.274. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Koiwai on map:
Listing cities & postcodes (1):
>> Saitamaken, 357-0066 Koiwai, Hannoushi, GPS coordinates: 35.8638,139.2738
Listing cities & postcodes (1):
>> Saitamaken, 357-0066 Koiwai, Hannoushi, GPS coordinates: 35.8638,139.2738