Gjennomsnittlig GPS-koordinater for postnummer 301-0812: 35.889, 140.202
Notering byer:
>> Sanumamachi 301-0812, Ibarakiken, Ryuugasakishi, GPS-koordinater: 35.8887,140.2022
Notering byer:
>> Sanumamachi 301-0812, Ibarakiken, Ryuugasakishi, GPS-koordinater: 35.8887,140.2022