Prosečne GPS koordinate za poštanski broj 313-0031: 36.527, 140.555
Spisak gradova:
>> Okadachou 313-0031, Ibarakiken, Hitachiootashi, GPS koordinate: 36.5272,140.5549
Spisak gradova:
>> Okadachou 313-0031, Ibarakiken, Hitachiootashi, GPS koordinate: 36.5272,140.5549