Research site on shakuhachi history

Thank you very much for your linking to that website of mine :-)
The full title of the site (and continuously ongoing shakuhachi research project) is the following:

禅尺八 真理研究 ホームページ
The Zen Shakuhachi Truth Research Web Pages
Introduction & Critical Guide to the Study of Early Ascetic Shakuhachi History & Ideology in Particular

You may also find this thesis of mine of interest - link to my US publisher Monty H. Levenson's Tai Hei Shakuhachi website:
http://www.shakuhachi.com/PG-Olafsson.html

Cheers :-) Torsten Olafsson