Sanji, also commonly known by his epithet Black Leg Sanji, is from the manga and anime series called One Piece. He is the cook of the Straw Hat Pirates and aspires to one day find the legendary sea referred to as The All Blue.
He is also the ex-sous-chef of The Floating Restaurant Baratie, where he spent most of his childhood. The proprietor, an ex-pirate named Zeff, raised Sanji and trained him to use his unique fighting style named Black Leg Style. It makes use of a variety of strong kicks, reducing the risk of injury to his hands which he wishes to preserve for cooking.