One Piece Green: Secret Pieces

One Piece Green: Secret Pieces is the fourth Databook.

Content
Contents include:


 * Names and sketches of Whitebeard's Allies.


 * Holds the combined full stories from the cover story arcs.


 * Reveals sections of Oda's sketchbook and early one piece.


 * Contains origins of characters' naming.


 * Contains a few Mugiwara Theatre stories.