You can look up information about postal codes and addresses

Posmaru is a database of zip code information provided by Japan Post, searching for zip codes from zip codes, address search services for searching zip codes from addresses, searching post offices nationwide It is a postal code search service that provides free post office map etc.

• New!「難読地名がいくつ読めるか挑戦してみよう！」のベータ版を公開しました。気軽に挑戦してみてください。