Prosečne GPS koordinate za poštanski broj 379-2121: 36.355, 139.137
Spisak gradova:
>> Koyaharamachi 379-2121, Gunmaken, Maebashishi, GPS koordinate: 36.3552,139.1369
Spisak gradova:
>> Koyaharamachi 379-2121, Gunmaken, Maebashishi, GPS koordinate: 36.3552,139.1369