Prosečne GPS koordinate za poštanski broj 311-1237: 36.348, 140.577
Spisak gradova:
>> Sekido 311-1237, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3479,140.5774
Spisak gradova:
>> Sekido 311-1237, Ibarakiken, Hitachinakashi, GPS koordinate: 36.3479,140.5774