Now the standard format for GADM. It is a single file that can contain multiple layers and is compatible with QGIS and ArcGIS .
Before you , you must understand what you are getting. download gadm data version 36 work
: Best for specific regions to avoid massive file sizes. Use the Country Download Selector to pick your country and preferred format. Now the standard format for GADM
library(sf) gadm <- st_read("gadm36_JPN_0.gpkg") attributes(gadm)$GADM_VERSION - st_read("gadm36_JPN_0.gpkg") attributes(gadm)$GADM_VERSION