Volume Strongest

One Piece Volume Strongest is a volume that was included in the appendix of Saikyo Jump September 2017 in order to celebrate the story's 20th Anniversary. Due to limited distribution of the magazine, this volume has also been discontinued. The volume includes a few colored pages, and chapters from the Return to Sabaody Arc.

Contents

 * Chapter 598: 2 Years Later
 * Chapter 599: Nine Pirates
 * Chapter 600: Island of New Beginnings
 * Chapter 601: Romance Dawn for the New World - The Dawn of an Adventure into the New World

Trivia

 * This volume is unique in that it was released in Saikyo Jump, there are only four other volumes released in this manner. Volume Zoro, Volume Stampede, Volume Chopper, Volume Wano Country, and Volume Spin-Off.