Okada Nizou

Okada Nizou (岡田 似蔵), also known as Nizou the Butcher or Manslayer Nizou (Hito Kiri Nizou), was a blind assassin and a master of the art of sword drawing, Iaijutsu. He was a member of the Kiheitai, an extremist Joui faction bent on causing world destruction, and would become fused with the bio-mechanical sword, Benizakura which eventually overtook his body and lead to his demise.