Prosečne GPS koordinate za poštanski broj 990-1141: 38.391, 140.142
Spisak gradova:
>> Kojuuna 990-1141, Yamagataken, Nishimurayamagun'Ooemachi, GPS koordinate: 38.3906,140.1418
Spisak gradova:
>> Kojuuna 990-1141, Yamagataken, Nishimurayamagun'Ooemachi, GPS koordinate: 38.3906,140.1418