Gjennomsnittlig GPS-koordinater for postnummer 321-4535: 36.354, 139.941
Notering byer:
>> Koyama 321-4535, Tochigiken, Hagagunninomiyamachi, GPS-koordinater: 36.3538,139.9406
Notering byer:
>> Koyama 321-4535, Tochigiken, Hagagunninomiyamachi, GPS-koordinater: 36.3538,139.9406