Wrist-Mounted Senbon Launcher
Senbon Launcher
Manga Volume #18, Naruto Chapter #156
Anime Naruto Episode #89
Game Naruto: Ultimate Ninja 2
Appears in Anime, Manga, Game

This device is used by Shizune to launch poisoned senbon at her opponent with deadly accuracy. It is comprised of a five part segmented device with barrels on top where the senbon are loaded and soaked inside the barrels when the strings are pulled. Wires on the back of these facilitate the launching of the weapons. It is usually kept concealed underneath the sleeve of her kimono on her right arm.