Of course it's one of those natural ranking system. All those patche represent hours, days even, of practice.

I bought one of these off eBay.

hence the hammer handle thingy !!!

Apparently only five.
Five shall be number of degrees of inner turbulances, no more, no less.
Five shall be the number of degrees, and the number of the degrees shall be five.
Six degrees shalt there not be, neither shalt there be Four, excepting that it then proceed to Five.
Seven is just right out.
Once Five, being the fifth degree, be reached, then lobbest thou thy Ninjer-to of Antioch towards thy foe, who, being naughty in thy sight, shall snuff it.

This is what he needs to sort out his flatu.. I mean turbulence: http://www.mistrys.co.uk/images/imag...9.JPG_4439.jpg

Nothing says Budo Grandmaster like a gi full of patches.

erm, okay.