Gjennomsnittlig GPS-koordinater for postnummer 997-1131: 38.742, 139.745
Notering byer:
>> Hishidu 997-1131, Yamagataken, Tsuruokashi, GPS-koordinater: 38.7423,139.7446
Notering byer:
>> Hishidu 997-1131, Yamagataken, Tsuruokashi, GPS-koordinater: 38.7423,139.7446