One Piece Season 15 Episode 581 – The Straw Hats Stunned! Enter: A Samurai`s Horrifying Severed Head! – Luffy gets up close and personal with a torso-less Samurai! Elsewhere, Nami, Sanji, Chopper, and Franky find themselves imprisoned with the pieces of a human face! – Stream One Piece Season 15 Episode 581 Online for Free – Watch One Piece Season 15 Full Episode 581 Free – OnionFlix Official