Gjennomsnittlig GPS-koordinater for postnummer 290-0057: 35.526, 140.095
Notering byer:
>> Goikanasugi 290-0057, Chibaken, Ichiharashi, GPS-koordinater: 35.5259,140.0948
Notering byer:
>> Goikanasugi 290-0057, Chibaken, Ichiharashi, GPS-koordinater: 35.5259,140.0948