Chapter 597

Chapter 597 is called " 3D 2Y." ("3D" is crossed out rightly)

Cover
Whitebeard and Gol D. Roger standing side by side with their own respective Jolly Roger Behind them.

Short Summary
Perona helps Zoro decipher the 16 bells message which means that everyone of the Straw Hat Pirates must train for 2 years and Zoro plead for help from Mihawk to which he agreed. Meanwhile Luffy starts training with Rayleigh At Rusukaina island on Amazon Liliy learning about Haki.

Quick Reference

 * On the Cover Page both Withbeard and Roger is shown side by side.
 * Zoro thought that they have to meet after 3 days but was corrected by Perona that it was 2 years that is why the title is 3D 2Y with 3D crossed out.
 * This is the beggining of the longest time skip on the One Piece history.
 * This is also the begging of the longest manga break of One Piece which is 4 weeks.
 * Haki was further explained.