1) Traditional Korean weapon 
The Gichang is a Korean weapon which is first described in the Muyesinbo, a Korean martial arts manual published in 1759. It later also found its way into the Muyedobotongji (1791). The weapon is, basically, a spear with a flag attached to the pole. The gichang is also called danchang (단창), which means `short spear`. It would typically be ar.....