Totsuka Blade (Sakegari Blade)

The Totsuka Blade, also know as the Sakegari Blade, is used by Itachi Uchiha to seal Orochimaru's Eight-Headed Serpent Jutsu in Naruto Shippuden: Episode 138.

The Tostuka Blade is a "sealing sword" that traps and seals whomever it pierces and traps them in a "Genjutsu world of druken stupor for all eternity". According to Zetsu, the sword is imbued with a sealing Jutsu and is a varient of the Snake Sword.

Zetsu also says that Orochimaru had been searching for the Totsuka Blade for a long time.