Prosečne GPS koordinate za poštanski broj 309-1616: 36.391, 140.251
Spisak gradova:
>> Akasaka 309-1616, Ibarakiken, Kasamashi, GPS koordinate: 36.3913,140.2509
Spisak gradova:
>> Akasaka 309-1616, Ibarakiken, Kasamashi, GPS koordinate: 36.3913,140.2509