Köppen–Geiger climate classification map for Japan
Beck, H.E., Zimmermann, N. E., McVicar, T. R., Vergopolan, N., Berg, A., &amp; Wood, E. F.
CC BY 4.0
<cite style="font-style:normal">"Present and future Köppen-Geiger climate classification maps at 1-km resolution". <i>Nature Scientific Data</i>. <a href="https://en.wikipedia.org/wiki/Digital_object_identifier" class="extiw" title="w:Digital object identifier">DOI</a>:<a rel="nofollow" class="external text" href="https://doi.org/10.1038/sdata.2018.214">10.1038/sdata.2018.214</a>.</cite>