Gjennomsnittlig GPS-koordinater for postnummer 300-1223: 35.959, 140.132
Notering byer:
>> Jouchuuchou 300-1223, Ibarakiken, Ushikushi, GPS-koordinater: 35.9591,140.1316
Notering byer:
>> Jouchuuchou 300-1223, Ibarakiken, Ushikushi, GPS-koordinater: 35.9591,140.1316