Kishu

Kishu was the jade katana once wielded by Hiruma. It was crafted to use left-handed. Bearers of Jade, p. 57
== Abilities ==
The blade effectively damaged oni, and was specially designed to pierce armor. The sword's bearer gave off no scent and always could see as though in daylight. As a drawback it affected the wielder's concentration, affecting his mental acuity. 
Category:Crab Clan Nemuranai