Prosečne GPS koordinate za poštanski broj 300-4234: 36.164, 140.075
Spisak gradova:
>> Yamaki 300-4234, Ibarakiken, Tsukubashi, GPS koordinate: 36.1638,140.0748
Spisak gradova:
>> Yamaki 300-4234, Ibarakiken, Tsukubashi, GPS koordinate: 36.1638,140.0748