|  The bamboo stalks, with the branches and leaves 
attached, that are placed facing the enemy in the bottom of a dry moat. Mixed 
in with the leafy bamboo are thick pieces of bamboo that have been cut on a diagonal 
and pointed toward the enemy. Thorn trees or bushes, sakamogi 逆茂木 or sakamogari 
逆虎落, are used for this purposed. |