There are more than 94,000 postcodes/ZIP codes of Japan in this website, including Admin Area, Admin Code, Place , Postcode, Latitude and Longitude etc. plus with online map.
(本站包含94,000多个日本邮编/郵便番号完整数据，包括所在行政区域、行政代码、具体位置、邮编、经度和纬度等专业信息，附加在线电子地图。)
There are more than 94,000 postcodes/ZIP codes of Japan in this website, including Admin Area, Admin Code, Place , Postcode, Latitude and Longitude etc. plus with online map.