Design Shaded Contour Lines (or Tanaka) Maps R package tanaka version 0.4.0 The Tanaka method enhances the representation of topography on a map using shaded contour lines. In this simplified implementation of the method, north-west white contours represent illuminated topography and south-east black contours represent shaded topography. See Tanaka (1950) <doi:10.2307/211219>. Software Imports: terra, sf, mapiso, maplegend, grDevices, graphics Suggests: tinytest, covr, lwgeom Timothée Giraud <timothee.giraud@cnrs.fr> Comprehensive R Archive Network (CRAN) Timothée Giraud [cre, aut] (ORCID: <https://orcid.org/0000-0002-1932-3323>) GPL-3 2023-11-28 application/tgz https://CRAN.R-project.org/package=tanaka doi:10.32614/CRAN.package.tanaka