This project provides samples and source code examples of a bivariate choropleth map created using National Land Numerical Information. A bivariate choropleth map is an effective technique for visualizing two different variables (bivariate) on geographic space.
↓Open-source GIS data(polygon) of MLIT(Ministry of Land, Infrastructure, Transport and Tourism) https://nlftp.mlit.go.jp/ksj/gml/datalist/KsjTmplt-N03-v3_1.html
※The data being displayed here is dummy data! We do not provide sample data for visualization, so please try with your own data.
For those interested in this visualization technique, I'll provide links to better articles and videos!