Summary
This is a dataset of polygons for cities, towns, and villages in Japan processed by truestar based on the administrative area data of the National Land Numerical Information.
Features/Usages
This dataset provides polygon data for municipalities. By combining it with “Municipality Master Data [CI_MST],” spatial data of municipalities can be easily visualized.
Sample Date
Please select the table you wish to view from the data dictionary in the snowflake marketplace.
Click here for sample data from Japanese City Data
Data Fields
| E_NAME |
|---|
| CITY_CODE |
| CITY_POLYGON |
| CITY_POLYGON_LIGHT |
| RESEARCH_YEAR |
References
National Land Numerical Information – Administrative Boundary Data, Ministry of Land, Infrastructure, Transport and Tourism
※Approved for use by the Director-General of the Geospatial Information Authority of Japan under the Survey Act (Approval No. R6JHf 503)
https://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-N03-2025.html
The data is prepared by Truestar, based on the following data.

