Keimassha

Keimassha (男断頭台, Beheading Jester) is the blade of Tarō Urashima a member of the Seven Shinobi Swordsman of the Mist. It was the first of the seven blades not to be passed down to a next generation of Shinobi, as Tarō was buried with it. It is shown to have an immence cutting ability, usually enhanced through Tarō's own wind element chakra. He has shown to manipulate it in ways the other Seven Swordsman have never done. It unlike the others isn't a large broadsword and is a simple katana with elogant features including black straps and a oddly shaped guard.