Shigurui: Death Frenzy

One-armed Fujiki Gennosuke and blind Irako Seigen will fight each other...Both are disciples of Iwamoto Kogan, who is known as Japan's greatest swordsman. Each of them are determined to prove himself the successor of Iwamoto's school. However, there can only be one champion. So begins a story of intertwining fates, conflict, and strange destinies. (Anime News Network)