I have trained in ninjitsu for a period of two years when I lived in Japan. I was near the Koga mountains and trained in a school near there. The training was fun but probably the funnest times was when we went out and actually used some of the different gear.
My favorite was the hand claws used for climbing trees and wooden walls. They may not have been the most pretty piece of equipment but it was scary looking. They could be used for self defense as well since the claws were sharp.
When I cam back to the States I was looking for a place to buy this type of equipment. Luckily I found a