Prosečne GPS koordinate za poštanski broj 321-1107: 36.741, 139.595
Spisak gradova:
>> Koshiro 321-1107, Tochigiken, Imaichishi, GPS koordinate: 36.7408,139.5951
Spisak gradova:
>> Koshiro 321-1107, Tochigiken, Imaichishi, GPS koordinate: 36.7408,139.5951