long time I devoted to searching for the original Kyoketsu shoge. I know that there is not only one unique form of Kyoketsu shoge, but what we find nowadays usually does not match the true purpose of this tool, all that comes from the time of the Ninja mania, with large number of movies and a lot of books.
The most common mistake is in the handle of this tool, it is usually to short which destroys the geometry and balance of tool.
I will complete this article with more examples and information soon
I based my Kyoketsu according to this picture, which show one of the most logical and most original form, source is Soke Hatsumi as you could see
