1. sai (Okinawan weapon)
Wikipedia definition
2. Sai (weapon)For other meanings of the word 'sai', see Sai (disambiguation). The sai (釵) is a traditional martial arts weapon. The basic form of the weapon is that of a pointed, dagger-shaped metal baton, with two curved prongs called yoku projecting from the handle. It is generally used in pairs. There are many types of sai with varying prongs for trapping and blocking.
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