DATASETS of Japan (https://jpn.databasesets.com/) now has just one set data，this data set （https://jpn.databasesets.com/all-company）contain the information of the company in Japan, including the Prefecture Name, the Post Code，and the type of company, and so on.
We will continue to add and update the datasets, to provide and share the informations with high quality.
Our mission is to share data for the world，we hope you can find the informations needed and have a good journey in our databases.