Gjennomsnittlig GPS-koordinater for postnummer 300-0815: 36.069, 140.184
Notering byer:
>> Nakatakatsu 300-0815, Ibarakiken, Tsuchiurashi, GPS-koordinater: 36.0687,140.1843
Notering byer:
>> Nakatakatsu 300-0815, Ibarakiken, Tsuchiurashi, GPS-koordinater: 36.0687,140.1843