Prosečne GPS koordinate za poštanski broj 300-0838: 36.04, 140.178
Spisak gradova:
>> Mariyamashinden 300-0838, Ibarakiken, Tsuchiurashi, GPS koordinate: 36.0397,140.1778
Spisak gradova:
>> Mariyamashinden 300-0838, Ibarakiken, Tsuchiurashi, GPS koordinate: 36.0397,140.1778