Blade of the Immortal
Manji is a savage, ruthless warrior with a unique ability: he can't die. He has grown tired of his ageless life after being cursed with immortality by the nun Yobikuni as retribution for his brutal acts. The curse can only be broken by slaying 1,000 bad guys. So Manji explores Japan, shedding the blood of the wicked in his quest to die.