I was going to go to shida tonight to have a look for them
have you tried the demo?
http://www.nanzan-u.ac.jp/SHUBUNKEN/publications/miscPublications/pdf/RH/RK%20Traditional-sample.pdf
this covers the first 5 chapters methinks, posted more questions over in the other thread before I was going to buy the book though
…
won’t mention any more here since it would be cross posting, but please add opinions here