Sakazuki,[7] formerly known by his admiral alias Akainu,[1] is the current fleet admiral of the Marines, succeeding the previous fleet admiral, Sengoku.[2] During the first half of the series, he was one of the three admirals,[3] and was the last one out of the three to debut.[8] Upon becoming the fleet admiral, one of Sakazuki's first decisions was to relocate Marine Headquarters into the New World in preparation for the New Pirate Age.