Prosečne GPS koordinate za poštanski broj 731-2321: 34.745, 132.291
Spisak gradova:
>> Itamura 731-2321, Hiroshimaken, Yamagatagungeihokuchou, GPS koordinate: 34.7445,132.2911
Spisak gradova:
>> Itamura 731-2321, Hiroshimaken, Yamagatagungeihokuchou, GPS koordinate: 34.7445,132.2911