Here: https://twitter.com/bpNRsD3rpCDgESk
Twitter is sorted by most recent so you’ll have to scroll all the way down for the beginning.
I like how it’s explained with tree diagrams.
It’s a good practice for your Japanese and for your endgame counting, especially if you don’t “get” the endgame counting like me.
One of the cons is trouble with terminology. It’s hard even in English and now Japanese.