薙刀Naginata

The naginata (なぎなた, 薙刀) is one of several varieties of traditionally made Japanese sword blades (nihonto) in the form of a pole weapon. Naginata were originally used by the samurai class of feudal Japan, as well as by ashigaru (foot soldiers) and sōhei (warrior monks).

from Naginata (Wikipedia) CC BY SA 3.0