Next Steps
Here is a link to an article at Kyosuke Gunn's mini-bonsai that is the logical next step in training persimmon cuttings
Kyosuke Gunn article
Learning More
There were also a series informative of articles in Bonsai Clubs International magazine.
1992 May-June Princess persimmon
1992 September-October Princess persimmon
You can order them online at the publisher:
http://www.bonsai-bci.com/backsale/backsale.html
Regards,
Matt