Monkey D. Luffy, also known as "Straw Hat Luffy" and commonly as "Straw Hat", is the main protagonist of One Piece. He is the founder and captain of the increasingly infamous and powerful Straw Hat Pirates. He desires to find the legendary treasure the "One Piece" left behind by the late Gol D. Roger and thereby become the Pirate King.

Roronoa Zoro, also known as "Pirate Hunter" Zoro, is the combatant of the Straw Hat Pirates, one of their two swordsmen and one of the Senior Officers of the Straw Hat Grand Fleet. Formerly a bounty hunter, he is the second member of Luffy's crew and the first to join it

Black Leg" Sanji, born as Vinsmoke Sanji, is the cook of the Straw Hat Pirates and one of the Senior Officers of the Straw Hat Grand Fleet. He is the fifth member of the crew and the fourth to join,

Naruto Uzumaki (Seventh Hokage) is a shinobi of Konohagakure's Uzumaki clan. He became the jinchūriki of the Nine-Tails on the day of his birth — a fate that caused him to be shunned by most of Konoha throughout his childhood. After joining Team Kakashi, Naruto worked hard to gain the village's acknowledgement all the while chasing his dream to become Hokage.

Kakashi Hatake (Sixth Hokage) is a shinobi of Konohagakure's Hatake clan. Famed as Kakashi of the Sharingan, he is one of Konoha's most talented ninja, regularly looked to for advice and leadership despite his personal dislike of responsibility.