Website: https://tktmyd.github.io/pygmt-howto-jp/pygmt.html
Repository: https://github.com/tktmyd/pygmt-howto-jp

I found this Japanese tutorial online. It looks pretty good to me. Do you think it's good enough to be added to the "External Resources" page?

Please vote here. 👍 or 👎

If agreed, then we can ping the original author to ask if he/she is willing to do it.