Gjennomsnittlig GPS-koordinater for postnummer 381-0400: 36.75, 138.426
Notering byer:
>> Ikanikeisaiganaibaai 381-0400, Naganoken, Shimotakaigunyamanouchimachi, GPS-koordinater: 36.7495,138.4257
Notering byer:
>> Ikanikeisaiganaibaai 381-0400, Naganoken, Shimotakaigunyamanouchimachi, GPS-koordinater: 36.7495,138.4257