BladesUSA 2801 Ninja Climbing Claw, Pair

Japanese Bo Shurkien - Throwing Needles

2pc Ninja Climbing Foot Spikes Set Claws Tree Wall Ashiro Ice

SuperKnife 2 pcs Ninja Gear Black Steel Foot Spikes Claw Shinobi

Ace Martial Arts Supply Ninja Grappling Hook, Hand Spike, Foot Spike, Ninja Belt, Tabi Sock, and Combo Set (Hand)

3pc 6^ Ninja Throwing Quills Spikes Throwers Knife Darts

Tiger Claw - Hard Nunchuck (Nunchakus) Case

SZCO Supplies Ninja Climbing Spikes (Set of 2)

Armory Replicas Ninja Ashiko Foot Spikes Set

The Ninja Mind: Harnessing the Mental Strength and Physical Abilities of the Ninjutsu Masters

Ninjutsu: History and Tradition

Iga and Koka Ninja Skills: The Secret Shinobi Scrolls of Chikamatsu Shigenori